A bowl contains candies of the same size and three flavors: Orange, strawberry, and pineapple. If the probability of randomly pulling out and orange candy is 1/7, and the probability of randomly pulling out of strawberry candy is 2/7 what is the probability of randomly pulling out a pineapple candy?
3/7
4/7
5/7
6/7
3/7
4/7
5/7
6/7