[单项选择]Why was hemp banned A. It is related to the marijuana plant. R. k eau be used to produce marijuaua. C. It was no longer a useful crop. D. It was destructive to the land.
A. It was no longer a useful crop. B. It was destructive to the land. C. k eau be used to produce marijuaua. D. Why was hemp banned E. It is related to the marijuana plant.