"Henry Ford Made Millions of Dollars Producing and Marketing Automobiles

"Henry Ford made millions of dollars producing and marketing automobiles. Many workers and consumers must have suffered in order for Ford to amass such enormous wealth." The person who made this observation

A) has failed to understand the principle of opportunity cost.
B) has failed to comprehend the fallacy of composition.
C) has failed to understand that specialization and exchange generally result in mutual economic gain.
D) has utilized the economic way of thinking by thinking the gains of producers are made primarily at the expense of consumers and workers.