I need help for number 3,4,11 ... Thank y :)

3. Which of the following is not a potential reason for why Pos may be intentionally underpriced. a. Underpricing may serve as compensation to investors for taking large risk. b. Underwriters may underprice IPOs to satisfy securities laws that limit the amount that they can charge investors for the shares in an IPO. c. Underwriters may intentionally underprice IPOs to reduce the risk of being sued by investors d. may intentionally underprice IPOs so that they can make additional money through exercise of shoe option. e. Both b and d 4. The greenshoe provision in an IPO enables the underwriter to a. buy shares from the firm at the offering price and then sell those shares at the prevailing b, market price. sell buy shares from the issuing firm at a price that is less than the offering price and then those shares at the offering price. c. sell shares to the underwriter's favored brokerage clients at the offering price. d. buy shares from the issuing firm at a price that is higher than the offering price and then sell those shares at the prevailing market price. e. None of the above