AMC 12 2018b Problem 6

Suppose $S$ cans of soda can be purchased from a vending machine for $Q$ quarters. Which of the following expressions describes the number of cans of soda that can be purchased for $D$ dollars, where $1$ dollar is worth $4$ quarters?

$\textbf{(A) } \frac{4DQ}{S} \textbf{(B) } \frac{4DS}{Q} \textbf{(C) } \frac{4Q}{DS} \textbf{(D) } \frac{DQ}{4S} \textbf{(E) } \frac{DS}{4Q}$