The teacher explained that this topic would be on the test, so everything they were learning that day was what?\nOptions:\n- joyful or painful\n- very important\n- exposure\n- fun\n- free
Step-by-step reasoning process below:

User
Very important is something that is important, is very significant, is highly valued or is necessary. The teacher explained that this topic would be on the test, so everything they were learning that day was very important. The answer: very important.
Assistant