Which Statement Related to Marijuana Is Not Correct

Multiple Choice

Which statement related to marijuana is not correct?

A) The first recorded use of marijuana was to treat malaria,gas pains,and absent mindedness in 2737 BC in China.
B) Marijuana is the second most used illicit drug in the United States,with common (slang) names such as pot,weed,grass and Mary Jane.
C) George Washington kept a field of hemp at Mt.Vernon and he is believed to have used the hemp for rope and medicine.
D) In 1942 marijuana was removed from the U.S.Pharmacopeia because it was believed to be harmful and addictive.