If P(A∣B)=0.4P(A|B) = 0.4P(A∣B)=0.4 and P(B)=0.5P(B) = 0.5P(B)=0.5, find P(A∩B)P(A \cap B)P(A∩B).
0.2
0.9
0.1
0.8