If P(A∣B)=P(A)P(A|B) = P(A)P(A∣B)=P(A) and P(B∣A)=P(B)P(B|A) = P(B)P(B∣A)=P(B), which of the following is true?
AAA and BBB are mutually exclusive
AAA and BBB are independent
P(A∩B)=P(A)+P(B)P(A \cap B) = P(A) + P(B)P(A∩B)=P(A)+P(B)
A⊆BA \subseteq BA⊆B