You Contract with Sal, a Stock Broker, to Act as Your

You contract with Sal, a stock broker, to act as your agent to buy stocks for you. You specifically instruct Sal that you only want him to buy stocks for you that have a good dividends payment history. Sal carelessly buys you some shares that have never paid dividends.. Which of the following does NOT describe a legal basis upon which you could claim relief?

A) Sal's breach of his duty of care as an agent.
B) Sal's breach of his warranty of authority.
C) Sal's negligence.
D) Sals breach of your express instructions.
E) none of the above.