Follicular Hyperkeratosis,in Which the Skin Is Thickened,dry,and Wrinkled,is Preceded by Hypervitaminosis

Follicular hyperkeratosis,in which the skin is thickened,dry,and wrinkled,is preceded by hypervitaminosis A.The keratinization of this disorder can also affect the oral mucosa and the respiratory and gastrointestinal tracts.

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