Steamroller Company sells two products-J and B. Steamroller predicts that it will sell 7400 units of J and 6500 units of B in the next period. The unit contribution margins are $2.90 and $6.30 for products J and B, respectively. What is the weighted-average unit contribution margin? (Round your answer to the nearest cent.) A) $4.60 B) $2.95 C) $4.49 D) $1.54