A Friend Asks You to Explain the Difference Between Exocrine

A friend asks you to explain the difference between exocrine and endocrine glands.She understands that both types of glands are formed from invaginated epithelium.Which response would you use?

A) Exocrine and endocrine glands are essentially the same,both produce products that are secreted to the skin's surface.
B) Exocrine glands produce hormones which enter the blood stream,while endocrine glands secrete sweat and oil directly to the surface of the skin.
C) Endocrine glands produce hormones which enter the blood stream,while exocrine glands secrete sweat and oil directly to the surface of the skin.
D) Exocrine glands are found in the thoracic cavity while endocrine glands are located in the pleural cavity.
E) An example to explain the difference would be that salivary glands,the liver and pancreas are endocrine glands that secrete directly into the epithelial tissues.All others are exocrine glands that secrete into the blood stream.