A. building tables,
because I'm not sure how that will exactly help you in studying. However, in my opinion, the other three seem able to work.
Sorry if this answer is kind of late, but this is the first time in ages since I've logged on. Have a good night and life though! :3
Answer:
Silent reading is more effective than other reading
Explanation:
- Silence in anything can make the things perfect
- There is a saying "Knowledgious persons stay silent"
- So if you can read silently you can archive more success