What number should replace the question mark? 2, 16, 4, 14, 6, 12, ---?  Choose the correct choice from the following choices.
A) 8 B) 10 C) 12 D) 14 E) 16
8nswer: 8   2, 16, 4, 14, 6, 12, 8?   There are two alternate sequences: +2 and -2.
<result>A</result>
What number should replace the question mark? 2, 16, 4, 14, 6, 12, ---?