Which of the following is a geometric sequence?

A. 2, –2, 2, –2, 2, –2, ...

B. 5, 3, 1, –1, –3, ...

C. –1, 0, 1, 2, 3, ...

D. 1, 2, 4, 6, 8, 10, ...

Please help!! <3

Respuesta :

Answer:

A

Step-by-step explanation:

A is a geometric sequence with common ratio - 1.

A is - 8 b pio c roer and d is cannibal