If P(A)=0.5,P(B)=0.3P(A) = 0.5, P(B) = 0.3P(A)=0.5,P(B)=0.3, and A,BA, BA,B are disjoint, what is P(A∣A∪B)P(A|A \cup B)P(A∣A∪B)?
0.5
5/8
0.6
5/7