Vitamin Deficiencies,especially the B-Complex Vitamins,seldom Occur in Isolation

Multiple Choice

Vitamin deficiencies,especially the B-complex vitamins,seldom occur in isolation.Folate,a B-complex vitamin,is the exception because it functions separately from other vitamins.

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.