How are fossil fuels used in the harvesting of fresh apples from an apple tree?
A
Fossil fuels power the rainwater used by the tree.
B
Fossil fuels power the machine that shakes the tree so that the apples fall to the ground.
C
Fossil fuels power the person picking up the apples from the ground.
D
Fossil fuels power the ripening of the apples.
A
B
C
D