Adaptive Immunity Is Sometimes Also Called Acquired Immunity

Multiple Choice

Adaptive immunity is sometimes also called acquired immunity.Which of the following statements provides a basis for the alternative name?

A) Lymphocytes of the adaptive immune system are highly specific for a single antigenic determinant.
B) Activated lymphocytes produce daughter cells that are identical in specificity and function.
C) To become activated, lymphocytes require exposure to the antigenic determinant for which they are specific.
D) Activated lymphocytes may persist for years in the body.
E) Lymphocytes reactive to normal body components are removed.