Gwen Stacy, a cafe manager, is currently making hiring decisions. With one worker, she is able to make 15 drinks in a single hour, which sell for an average of $3 each. If she were to hire a second worker, she could make an additional [number of drinks] in the same amount of time. Based on this information, which option would be the most beneficial for Gwen to consider?

A) Hiring a second worker to increase productivity and sales
B) Continuing with just one worker to maintain current production levels
C) Exploring alternative strategies to increase efficiency without hiring additional staff
D) None of the above