1,2,4,7,_,16\nOptions:\n(A) 11\n(B) 9\n(C) 10\n(D) 12\n(E) 13
Use reasoning to answer the following question.
(A)
Each new number is the same as the last number with the adder growing by 1.

This would yield 11.

.

Thus, the answer is (A)