Frank Owns an Apple Farm and Plans to Spend 4

Frank owns an apple farm and plans to spend 4 hours today picking apples.The number of apples he can pick per hour depends on the total number of hours he spends working in either the east orchard or the west orchard in the manner shown in the table below. How should Frank divide his time between the east and the west orchard?

A) He should spend all 4 hours in the east orchard.
B) He should spend 3 hours in the east orchard and 1 hour in the west orchard.
C) He should spend 2 hours in east orchard and 2 hours in the west orchard.
D) He should spend 1 hour in the east orchard and 3 hours in the west orchard.