Victor holds doors for attractive female classmates because they usually smile when he does so. victor's behavior is maintained by reinforcement.

Morei would really appreciate it. his eyes snapped open. a musty smell flooded his senses. the room was lowly lit, curved with smooth light gray walls. the floor was clear black tiled. he stood up, surprised to see no door, but only a trap door on the ceiling that blended in with the walls. the room was unfurnished, which struck him as strange. as you write and revise, ask yourself these questions: 1. do all of the sentences in this paragraph belong here? (unity) 2. are all of the sentences in this paragraph in the right place? (coherence-- a method of development) 3. are all of the sentences in this paragraph smoothly connected together into a whole paragraph? (coherence--use of transitional devices) once you've made certain that your paragraphs are both unified and coherent, edit your work for problems in grammar and mechanics before submitting it to your teacher.

When pay is made public, people evaluate how equitable their pay is in light of the pay other people are receiving. the problem in this case is that dwight and guillermo have found out that others are getting paid more than they do for the same work. what are they likely to do under these circumstances

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation