There are 3 red shoes & 7 green shoes . If two of red shoes are drawn what is the probability of getting red shoes	Choose the correct answer:  A) 1 / 13  B) 1 / 14  C) 1 / 12  D) 1 / 15  E) 1 / 16

Rationale: "taking 2 red shoe the probablity is 3 c 2 from 10 shoes probablity of taking 2 red shoe is 3 c 2 / 10 c 2 = 1 / 15 answer : d"
Answer: D