Insert 2 sets of parentheses to make each sentence true: 2 x 14 - 9 - 17 - 14 = 7

A. (2 x 14) - 9 - (17 - 14) = 7

B. 2 x (14 - 9) + (- 17 - 14) = 7

C. 2 x (14 - 9) - (17 - 14) = 7

D. (2 x 14) - (9 - 17) - 14 = 7