PLEASE HELP ANSWER THESE 3 I WILL GREATLY APPRECIATE IT PLS ANSWER CORRECT!! The questions are highlighted in case you don't see them and the answers are multiple choice

1) The shift from MC. to MC, could be explained by: A) increased productivity B) an increase in fixed costs () an increase in input costs D) a decrease in variable costs [) a decrease in total costs 2) The following table shows the production function for a firm. Number of workers Average productivity 9.32 Worker represents the first decline in mark not productivity A) 3rd B) 4" C) 5". D) 6" E) Productivity increases across the range given " The graph below shows the marginal revenue, marginal cost, and average total cast at different! quantities for a firm in a perfectly competitive market. At what value would the market price settle in the long run? 61 310 (1 520 () 630 DJ 540 LISSO