According to Maslow, the striving for perfection as the ultimate purpose of behavior is called:

A) personal causation
B) self-actualization
C) human agency
D) fully functioning individual

Maslow believed that the highest level of human motivation was self-actualization, which is the desire to reach one's full potential and achieve personal growth and fulfillment. This is often associated with the striving for perfection, as individuals seek to become the best version of themselves.