Secondary Hyperparathyroidism Occurs When Calcium Is Abnormally Excreted by the Liver

Secondary hyperparathyroidism occurs when calcium is abnormally excreted by the liver. The most common cause of secondary hyperparathyroidism is liver failure.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second statement is false.
D) The first statement is false; the second statement is true.