Santa Fe Skateboards manufactures three different product lines, Base, Long, and Trick. Considerable market demand exists for all models. The following per unit data apply: Which model has the greatest contribution margin per unit? a. base model b. long model c. trick model d. both the base model and the long model Clear my choice Which model has the greatest contribution margin per machine-hour? a. base model b. long model c. trick model d. both the long model and the trick model Clear my choice If there is excess capacity, which model is the most profitable to produce? a. base model b. long model c. trick model d. both the base model and the long model Clear my choice If there is a machine breakdown, which model is the most profitable to produce? a. base model b. long model c. trick model d. both the long model and the trick model Clear my choice