GOOD control of language. May have some obvious grammatical errors, but the answer reads smoothly overall. Signs of fluency and style. Varied syntax and generally apt vocabulary. Some evidence of apt vocabulary.
Answer demonstrates a reasonably clear understanding of basic French syntax.
WEAK use of language with prevalent serious errors, but generally understandable. Some sentences force interpretation on the part of the reader. Many sentences require interpretation by the reader. Essentially gallicized English. 0. Non-French answer OR insufficient sample.