Active Tooth Eruption Refers to the Emergence of a Crown

Active tooth eruption refers to the emergence of a crown into the oral cavity.This eruptive process is usually divided into the pre-eruptive and posteruptive stages.

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