My exam is approaching. so, how can i prepare?

Many ways!

Explanation:

It depends what exactly your exam is on, but here are some suggestions:

1. review and reread the textbook

2. create flashcards to study specific dates and definitions

3. neatly rewrite the highlights and most important topics

4. ask a friend or family member to help you study

5. get yourself a snack or treat for after you answer 10 questions right

6. and ask any specific questions here on !

Best of luck!

dude you should crop your image so only the question shows. but   can you explain it better

answer; the cats meowing will temporarily increase, but then it will decrease;