As noted in the textbook, at the beginning of the iraq war only 38% of americans said the war was justified even if iraq did not have weapons of mass destruction. when no such weapons were found after the war, 58% of americans then supported the war. myers explains this revision of people's memories of the government's rationale for going to war as an example of
a. self-presentation. b. cognitive dissonance. c. self-justification. d. self-perception.

Cognitive dissonance

Explanation:

People tend to justify a past decision, to reduce the stress of the outcome of a decision taken, based on false information. In this case it could not be proved that Iraq had weapons of mass destruction. Therefore, more people started to still support the war based on other reasons.  Like the liberation of the Iraq population from an authoritarian leader.

the peripheral nervous system or pns contains the nerves, which leave the brain and the spinal cord and travel to certain areas of the body. the peripheral nervous system's main job is to send information gathered by the body's sensory receptors to the cns as quickly as possible.