Use the Associative Property to Rewrite the Expression, and Then $\frac{2}{5}\left(\frac{5}{2} y\right)$

Multiple Choice

Use the associative property to rewrite the expression, and then simplify the result. $\frac{2}{5}\left(\frac{5}{2} y\right)$

A) $2 y$
B) 1
C) $\frac{1}{2} y$
D) $\frac{1}{5} y$
E) $y$