Which of the Following Statements About the Regulation of Gene

Which of the following statements about the regulation of gene expression in bacteria is false?

A) Genes can be turned on and off as environmental conditions change.
B) Constitutive genes producing enzymes that are more stable are transcribed at a slower rate.
C) Most gene regulation in bacteria occurs at the level of translation.
D) Constitutive genes encoding proteins required in large amounts are transcribed more rapidly than genes for proteins required in smaller amounts.
E) Constitutive genes with "strong" promoters bind RNA polymerase more frequently than genes with "weak" promoters.