Latex Coder 2

What is $\displaystyle {7}\frac{3}{5} - {2}\frac{2}{5}$?
A. $ {5}\dfrac{1}{5}$
B. $ {6}\dfrac{1}{5}$
C. $ \dfrac{1}{5}$
D. ${5}\dfrac{2}{5}$
E. $ {6}\dfrac{2}{5}$