Sentences vary in length and type Paper exhibits adequate control of grammar, punctuation and spelling. Support for argument is logical, but pattern of development is simplistic. Some aspects of argument do not relate to thesis. Refutation is evident, but incomplete. Material from outside sources is evident, but not necessarily acknowledged.
Conclusion ends abruptly or simply restates position.
Sentences do not vary in length and type. Paper exhibits some control of grammar, punctuation and spelling. Body is too brief to develop a convincing argument. Essay lacks focus and tends to wander Refutation of opposing views is absent. Conclusion is missing or incomplete.