Proof fallacious or irrelevant to issue. Difficult to perceive pattern of order. Mechanical and grammatical errors very common. Serious problems with opening or conclusion. F level work Does not meet requirements of assignment.
Topic is inappropriate.
Purpose poor and not met. No unified topic and thesis. Proof not logical, not clear, fallacious, or irrelevant. Writing is extremely unclear, unoriginal, or boring. Mechanical and grammatical errors very common.