Let X(t) = Ae32jt with f a known real constant and A a real-valued random variable with zero-mean of A and finite average power EA|. What is the mean of X(t)? O A OE[A] O E[A] does not exist. Let X(t) = Ae12Jt withfa known real constant and A a real-valued random variable with zero-mean of A and finite average power EA|. What is the correlation of X (t)? A) O O B) E[A]e?ft OC E[A]e2ftr D) does not exist