Answer:The answer is B. Essential
Explanation: Essential means absolutely necessary; extremely important. So this could be used as a word to replace critical.
Answer:
We paid a fleeting visit to Paris.
Explanation:
there. fleeting also means really fast.
Answer:
I dont know what you mean but I think I have an idea. so my answer is the teacher being their for the student, helping the student, and not yelling at the student for small things.