Indicate whether or not each of the following examples of business behavior

 Indicate whether or not each of the following examples of business behavior are legal or illegal under current antitrust law, and mention whether violations under the Sherman Act, Clayton Act, and/or Federal Trade Commissions Act are involved. Explain each answer.
a. Charging higher markups for younger versus older customers.
b. False and misleading advertising.
c. Mergers for monopoly.
d. Charging different markups to various business customers.
e. A business strategy of using patents to limit competition.