What is the common ratio in the following geometric sequence?

2, 1/2
, 1/8
, 1/32
, . . .

(1 point)
Responses

14
Start Fraction 1 over 4 End Fraction

12
Start Fraction 1 over 2 End Fraction

−1.5
negative 1.5

4

Start Fraction 1 over 4 End Fraction