Which of the following groups of farm equipment use electricity as their source of power?

A. milking machine, incubator and refrigerator
B. incubator, sprayer, refrigerator, and water pump
C. planter, milking machine, and sprayer
D. sprayer, incubator, and harvester
E. harvester, milking machine, planter and incubator

Correct Answer:

Option A – milking machine, incubator and refrigerator