The United States, So Far, Does Not Produce Many Genetically

The United States, so far, does not produce many genetically modified crops. True or False?

A) True. They're hard to develop and hard to grow.
B) False. Many are produced, but few are sold commercially.
C) True. Public opinion is so negative that it has not been profitable to do so.
D) False. Well over half our corn, cotton, soybeans, and alfalfa are genetically engineered.
E) True. Research is so expensive that these crops cannot be made profitably.