Question

2. Perhaps in the future people .... on the sea, away from the noisy cities.
a. will have been living
b. will live
c. would live
d. live

Answer 1

Perhaps in the future people will live on the sea,away from the noisy cities.

Answer 2

Perhaps in the future people WILL LIVE (b) on the sea, away from the noisy cities (как возможность в будущем). Ответ: b) will live.