It climbs up the mantle to form a trench. Its not A because mountains form when 2 continental plates converge but since we are talking about an oceanic and a continental plate, that answer is not right and c and d make no sense what so ever
The answer is b. The Middle East
“Nigeria is the largest African crude oil supplier to India — it annually exports 400,000 barrels per day (64,000 m3/d) to India valued at US$10 billion annually. India is the largest purchaser of Nigeria's oil which fulfills 20% to 25% of India's domestic oil demand.” Hope this helps!
A.opal its a water content and they have mining feilds