Jack and Jill work at a hospital with 2 other workers. For an internal review, 2 of the 4 workers will be randomly chosen to be interviewed. What is the probability that Jack and Jill will both be chosen?	Choose the most appropriate option
A) 1 / 3  B) 1 / 6  C) 1 / 15  D) 3 / 8  E) 2 / 3

Rationale: "1 / 4 c 2 = 1 / 6 . answer : b ."
Answer: B