The Investment Dealer's Function Involves All of the Following Except

The investment dealer's function involves all of the following except:

A) take a portion of the risk in the distribution of an issue.
B) always insure a company a given amount of equity can be sold so that long-range financial planning can be made accurately.
C) make a market by buying and selling a security to insure a liquid market.
D) contract to buy securities from the corporation and resell them to other security dealers and the public.