The following are either three consecutive terms of an arithmetic sequence or three consecutive terms of a geometric sequence.

Which one of these sequences could** not** include 2 as a term?

**A. **`–1, 0.5, –0.25`

**B. **`–1, –3, –5`

**C. **`5, 12.5, 31.25`

**D. **`6, 8, 10`

**E. **`8, 16, 32`