One half of the students in a school are girls, $\large\frac{3}{5}$ of these girls are studying in lower classes. What fraction of girls are studying in lower classes?

Question

( A ) $\large\frac{2}{11}$
( B ) $\large\frac{3}{11}$
( C ) $\large\frac{3}{10}$
( D ) $\large\frac{2}{10}$