How does the author’s overall tone support his argument that play is an essential part of education? Be sure to identify or name the tone specifically. "The seriousness of play is shown in the standard of effort and achievement that it holds up. The strictest schoolmaster of the old nose-to-the-grindstone school never secured the whole-hearted effort that is seen on the ball field every afternoon. A small boy throws a ball so as to curve in a way which a few years ago was thought to be impossible, another hits it with a round stick, while a third urchin in the distance runs as fast as he can and catches it. When you consider how little of the course of the ball the third boy saw before he started to run, and take into account—or better still experience—the other difficulties involved in the whole performance, you will realize that such feats, though seen every day on every ball field, are somewhat remarkable. At least things equally difficult done by boys in their

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Does anyone know the answers to k12 1.18 unit test: the power of poetry (need answers asap)all the questions are here:

Hurry i am on the semester test which theme is evident in this excerpt from robert frost's "mending wall"? but at spring mending-time we find them there. i let my neighbor know beyond the hill; and on a day we meet to walk the line and set the wall between us once again. we keep the wall between us as we go. to each the boulders that have fallen to each. and some are loaves and some so nearly balls we have to use a spell to make them balance: "stay where you are until our backs are turned! " we wear our fingers rough with handling them. oh, just another kind of out-door game, one on a side. it comes to little more: there where it is we do not need the wall: he is all pine and i am apple orchard. my apple trees will never get across and eat the cones under his pines, i tell him. he only says, “good fences make good neighbors." spring is the mischief in me, and i wonder if i could put a notion in his head: "why do they make good neighbors? isn't it where there are cows? but here there are no cows. before i built a wall i'd ask to know what i was walling in or walling out, and to whom i was like to give offence. . " a. the human desire for material gain b. the influence of financial constraints c. the positive effects of friendship d. the uncertain nature of human relations e. the futility of human yearning