Mr. Shoemaker introduces background information on the famous leaders of the Civil War to students on Monday and Tuesday. At the end of Tuesday's lesson, he tells the students that for the next two days they will work in groups in reference to this lesson. They will complete worksheets and grade each other's work, and on Friday, they will take a quiz. Which cooperative learning model does this sound like

The united states constitution gives the the power to regulate interstate commerce.

Ms. h's family is in the waiting room of the intensive care unit. ms. h is very ill and the family has been told she will probably die during this hospital admission. you are walking by the waiting room and you see that they are all seated together, crying. what is your best response? this task contains the radio buttons and checkboxes for options. the shortcut keys to perform this task are a to h and alt+1 to alt+9. a go into the waiting room, sit next to them, and give them time to talk with you. b call the hospital chaplain to visit them and offer prayers. c find a social worker to go into the waiting room to see if they need anything. d leave them alone to give them private time to do their grieving.

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.