How is the cell in Diagram B effectively using its resources?

Question

A.RNA polymerase is transcribing the genes since lactose is present.

B.Since lactose is present, the repressor protein will begin transcription.

C.Since lactose is absent, the repressor protein is blocking the genes and stopping transcription.

D.The cell continually produces the enzymes needed to break down lactose.

Answer 1

Ummm....dude
We dont' have diagram B so we can't help out.

Answer 2

where is Diagram B??? cant answer