Which of the following is carried out when cAMP functions as a second messenger?

Q. Which of the following is carried out when cAMP functions as a second messenger?

A.            Acts second in importance to AMP

B.            Activates all cytosolic protein kinases

C.            Activates the cAMP-dependent protein kinase

D.            Acts outside the cell to influence cellular processes

Answer: Activates the cAMP-dependent protein kinase