Just replace the underlined letter with and i
I believe it would be B but don't quote me on that please check with other people I really do advise it
The answer is estudiamos.
Remember that the subject is nosotros (we) and we would have to match the subject and the verb by conjugating the verb. A nosotros conjugation is always 'amos' in an ar verb.
Answer:
1.Dominican Republic = Jews
2.Paraguay = Mennonites
3.Venezuela= melting pot