The answer is A for your question...
In my opinion, these are what I think the sentences should be filled in with.
1. Convey
2. Obtain
3. Isolate
4. Devise
5. Emancipated
6. Deny
7. Construct
8. Confine
9. Attributed
10. Devise
all social media's but i won't use all social media only whatapp
0.4 and 40% percent are the same thing but if you want a specific one I'd go for 40%