12.Which of the following is/are true about specialists? Investment banks generally cannot be specialists II. Specialists are used by the NASDAQ system III. Market and limit orders are transacted at specialist posts, but the specialist's own account orders are executed elsewhere IV. Specialists help maintain continuous trading A) I, II, and III only I and IV only C) II, III, and IV only D) I only E) III only 13. An order to buy shares of stock at a stated price or less is called onder S) limit B) stop C) market D) short E) bid 4.often accompany short sales and are used to limit potential losses due to an increase in the stock price A) Limit-buy orders B) Restricted orders Stop-sell orders D) Stop-buy orders E) Market orders 15. An order to buy or sell a security at the current price isa A) Limit order B) Market order C) Stop loss order D) Stop buy order E) Fill or Kill order