Final answer:
The best term to describe the comments and suggestions a teacher writes in the margin of students' writing assignments is feedback.
Step-by-step explanation:
The term that best describes the comments and suggestions a teacher writes in the margin of students' writing assignments is feedback. Feedback is a form of communication that provides students with information about their performance and highlights areas for improvement. It helps students understand what they did well and what they need to work on, allowing them to learn and grow.
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