According to the graph, what is the value of the constant in the equation below A. 0.5 B. 1 C. 0.25 D. 2 (0.5,1) (1, 0.5) (2, 0.25) (4, 0.125)

According to the graph, what is the value of the constant in the equation below

A. 0.5

B. 1

C. 0.25

D. 2

(0.5,1)

(1, 0.5)

(2, 0.25)

(4, 0.125)