You ate the last of your roommate's cereal. when she asks "did you finish the cereal or did i? " you lie and say you didn't eat it. when she then asks you to stop by the store to pick up some more you agree. your behavior is best explained by

Feel bad do good effect

Explanation: Feel bad do good effect is the effect that is caused when any person is focusing on other entity or person rather than their own-self .This effect reduces the guilt of an individual who has behaved or done something bad towards other individual through compensating by doing some good act for that person.

The feeling induces in the individual by eating the cereal of the roommate is wrong-doing act and thus feel-bad-do-good feeling has occurred in the individual that why she agreed on picking the cereal for the roommate from store as the compensation of wrong act.

answer; when the government fails to protect the fundamental rights of the people;