Which of the Following Is NOT a Potential Benefit of Using

Which of the following is NOT a potential benefit of using transgenic plants?

A) They can reduce the use of harmful chemical pesticides in the United States and thus provide an ecological benefit.
B) They can generate restriction enzyme sites on a foreign gene of interest to be cloned.
C) They often increase yields, providing more food per acre and reducing the amount of land needed for agricultural use.
D) They can allow crops to be grown on land previously unavailable for productive agricultural use.
E) They can be used to express large quantities of specific biological products more cheaply and quickly than by expression in animal systems.