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`