Scenario 1.1 Alan and Brian Work at a Baseball and Softball Manufacturing

Scenario 1.1
Alan and Brian work at a baseball and softball manufacturing plant. Alan can produce either 10 baseballs or 4 softballs in an hour. Brian can produce either 8 baseballs or 2 softballs in an hour.
-According to Scenario 1.1, the opportunity cost for Brian to produce 1 softball is

A) 4 baseballs.
B) less than the opportunity cost for Alan to produce 1 softball.
C) 1/4 baseball.
D) 2 1/2 baseballs.
E) 2/5 baseball.