Mist Company sells two products, blue bowls and green cups. Mist predicts that it will sell 2,500 blue bowls and 1,500 green cups in the next period. The unit contribution margins for blue bowls and green cups are $3.60 and $4.80, respectively. What is the weighted-average unit contribution margin?

A) $1.80

B) $16.20

C) $0.45

D) $4.05