Answer:
According to Kohlberg, Isabel might have made this decision in order to maintain social order.
Explanation:
There are six stages in Kohlberg's theory of moral development. They include;
Stage 1 Pre-conventional (Common among children under the age of 9)
Stage 2 Conventional (Common among pre-teens, teens, and some adults)
This is the stage Isabel is in. Isabel recognizes that the law is against cheating and she reasons on how her own personal actions would negatively affect the society. Therefore, she choses to play her own role by desisting from cheating even if her friend is doing it.
Stage 3 Post-Conventional (rarely displayed by some adolescents and adults)