Determine whether each of the following statements is true, false, or uncertain. Explain your answers. i. The opportunity cost of an activity is the total value of all the alternatives passed up.
ii. Opportunity cost is an objective measure of cost. When making choices, people gather all available information about the costs and benefits of alternative choices.
iii. A decision maker seldom knows the actual value of a forgone alternative and must base decisions on expected values.

Read the list of selections from the article. trump still seeks a border wall and said he might shut down the government again over it. a strong majority of americans blamed him for the standoff. and they rejected his arguments for a border wall, recent polls show. it is not clear how trump would fund the wall by declaring a national emergency. minutes later, senators voted 52-44 for a democratic plan to open agencies through february 8 with no wall money. that was eight votes short. yet it got more support than trump's republican plan, even though republicans control the senate 53-47. which two selections, taken together, provide the best evidence to support the idea that most people do not support funding a border wall? a 1 and 3 b 1 and 4 c 2 and 3 d 2 and 4

Which of the four varnas are soldiers placed in? a. sudra b. brahmin c. vaishya d. kshatriya

Who was thomas jefferson and what was his constitution toward the development of the us government