I believe it is A.
Macbeth was very paranoid about Banquo's son taking his place as king.
The correct answer would be c
Explain to the caller this will take you a little bit to get the answer they need and ask if they want to hold or receive a call back.
I think you could get away with 2 and 3 but if you can only choose one i would say 2
hope i helped :)
