2, 6, 12, 20, 30, 42, 56, ?
Choose the correct choice from the following options.
A) 84  B) 37  C) 72  D) 35  E) 86
72   72   The pattern is 1 × 2, 2 × 3, 3 × 4, 4 × 5, 6 × 7, 7 × 8,....
<result>C</result>
2, 6, 12, 20, 30, 42, 56, ?