1. True, False, or Uncertain: Please answer the following prompts as either being true, false, or uncertain. A complete answer may include math, graphing, sentences, or some combination of all three. Answers will be graded solely on the argumentation and reasoning. a. If a firm is a sole-proprietorship, the firm may not be expected to engage in profit maximization. b. The Federal Reserve changes the Federal Funds Rate by changing the money supply at the discretion of the Federal Open Market Committee. c. Monopolies produce more output at a lower price than would be expected in perfect competition. d. Firms should pursue all projects for which the net present value is positive