A fair 6-sided die is rolled. Let A={1,2,3}A = \{1, 2, 3\}A={1,2,3} and B={2,4,6}B = \{2, 4, 6\}B={2,4,6}. What is P(A∣B)P(A | B)P(A∣B)?
1/3
1/2
2/3
1/6