What exponential function is best fit for the data table?

What exponential function is best fit for the data table?

x f(x)
3 10
4 16
5 28

A) f(x) = 3(2)x − 2 + 4

B) f(x) = 3(2)x − 2 − 4

C) f(x) = 1/3(2)x − 2 + 4

D) f(x) = 1/3(2)x − 2 − 4