Jack and Jill work at a hospital with 5 other workers. For an internal review, 2 of the 7 workers will be randomly chosen to be interviewed. What is the probability that Jack and Jill will both be chosen?	Pick.
A) 1 / 3	B) 1 / 4	C) 1 / 21	D) 3 / 8	E) 2 / 3

Rationale: "1 / 7 c 2 = 1 / 21 . answer : c ."
Answer: C