Determine a Formula for the Exponential Function $y = 0.26 x$

Multiple Choice

Determine a formula for the exponential function.
-The graph of an exponential function is given. Which of the following is the correct equation of the function?

A) $y = 0.26 x$
B) $y = 0.74 ^ { x }$
C) $\mathrm { y } = 1.9 \mathrm { x }$
D) $y = 3.6 ^ { x }$