someone please help me answer this i have about 20 min left to this quiz and this is the last question.

The regression line modeling the number of push-ups Juan does each day is y = 0.631x + 0.0357.
Which one doesn't explain the graph correctly?

1. There is a negative correlation between time (in days) and the number of push-ups Juan does.

2. Juan increases the number of push-ups he does by about 0.631 each day.

3. The response variable is the number of push-ups

4. The explanatory variable is time (days)