Mr.Lambers refuses to pay income taxes because his conscience will not allow him to support a government that spends billions of dollars on military weapons.Mr.Lambers' reasoning best illustrates Kohlberg's ________ stage.

A) postconventional
B) intuitionist
C) preconventional
D) conventional

Mr. Lambers is making a decision based on his own personal ethics and beliefs, rather than blindly following the laws and rules set forth by society. This is characteristic of the postconventional stage of moral reasoning, where individuals rely on their own moral principles to guide their behavior, even when it conflicts with social norms and laws.