Question 3 [2 points) How do Microeconomics and Microeconomics di'er'? O Microeconomics studies individual decision making, while macroeconomics examines aggregate decision making. 0 Microeconomics utilizes positive economic analysis, While macroeconomics utilizes normative economic analysis. Microeconomics is concerned with consumer behaviour, while macroeconomics is concerned with rm behaviour. Microeconomics studies aggregate decision making, while macroeconomics examines individual decision making. Question 4 {2 points) Carol has spent $20-00 pmchasing and repairing an old car, which she expects to sell for $2400. She discovers that she needs an additional repair, 1Which will cost $400. She can sell the car as it is now for $2000. What should she do\"? 0 It doesn't matter which action she takes; the outcome is the same either way. 0 She should never sell something for less than it cost. 0 She should complete the repairs and sell the car. 0 She should sell the car new for $2000