Use the Following Scenario to Answer the Following Questions

Multiple Choice

Use the following scenario to answer the following questions:
Karl and Jager produce cars and trucks.Karl can produce 10 cars per hour or 5 trucks per hour.Jager can produce 12 cars per hour or 4 trucks per hour.
-Based on the scenario,Jager's opportunity cost of one car is ________ truck(s) .

A) two-thirds of a
B) one-third of a
C) three-quarters of a
D) four
E) three