Can a Drug Interfere with the Action of a Hormone

Multiple Choice

Can a drug interfere with the action of a hormone in some target cells but not in others? Why?

A) Yes, because a receptor for a peptide hormone can be coupled to different second messenger systems.
B) Yes, because a receptor for a steroid hormone can be coupled to different second messenger systems.
C) No, hormones produce only one effect.
D) No, hormones always use the same second messenger system.
E) No, the hormone changes only target cells.