Can you help me to express the following sentences in a natual way?

(teacher gives oral direction to score their essays using a writinb rubric teacher has created)

When you see this rubric , you will see three catagories titled coherence, voca, and grammar and under each catagory, you will see detailed instructions. For coherence, if you think the essay displays sophistication of langauge and structure, highlight A, but if you think the essay overuse cohesive devices highlight B. Then, decide what points you will give to the easay your are grading. Add up the points and devide them by the number of catagories and write down the total point at the bottom of each catagory.