The Graph of F(x) Is Shown Below, Its Domain Is $\left[-\frac{3}{2}, 1\right]$

The graph of f(x) is shown below, its domain is [-2, 3]. Find the domain of g(x) = f(2x + 1) ?

A) [-1, 4]
B) [1, 7]
C) $\left[-\frac{3}{2}, 1\right]$
D) [-3, 2]