Given the following data, calculate the cost of goods sold for the $\frac{11}{15}$ sale using the weighted$-$average method for a perpetual inventory system; process of your calculations, only round your final answer.$)$

View the data,

A$.$ $$785$

B$.$ $$720$

C$.$ $$1,920$

Data

D$.$ $$771$

$\backslash$table$[[1/1$ Beginning inventory,$50$ units at $$10$ per unit$],[\frac{3}{5}$ Purchases,$30$ units at $$14$ per unit$],[\frac{4}{15}$ Sale,$20$ units at $$30$ per unit$],[\frac{5}{30}$ Purchases,$50$ units at $$15$ per unit$],[11/15$ Sale,$60$ units at $$32$ per unit$],[\frac{12}{31}$ Ending inventory,$50$ units$]]$