Astudent who does not cheat on tests because he doesn't want to violate classroom rules is in kohlberg's stage.

The conventional level of ethical rationalizing is characteristic of adolescents and adults. Conventionally is to adjudicate the righteousness of activities by connecting them to society's judgments and expectations. Kohl-berg supported the evolution of ethical experience far behind the times considered former by Piaget, who also maintained that thought and righteousness advance through effective stages.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.