If events AAA and BBB are such that P(A∣B)=P(A)P(A|B) = P(A)P(A∣B)=P(A), which of the following is true?
AAA and BBB are mutually exclusive.
AAA and BBB are independent.
P(B∣A)=0P(B|A) = 0P(B∣A)=0.
P(A∩B)=P(A)+P(B)P(A \cap B) = P(A) + P(B)P(A∩B)=P(A)+P(B).