Kareem ate $\large\frac{5}{12}$ of a pizza and his friend Joel ate $\large\frac{7}{18}$ of the pizza. How much total pizza did they eat altogether?

Question

( A ) $\large\frac{29}{36}$
( B ) $\large\frac{23}{36}$
( C )$\large\frac{28}{37}$
( D ) $\large\frac{29}{37}$