DescriptionInternational trade is the exchange of capital, goods, and services across international borders or territories because there is a need or want of goods or services. In most countries, such trade represents a significant share of gross domestic product. Wikipedia
The area referred to in the question is missing but taking into account the area of the world as a whole, the answer would be A)Atlantic and Pacific.
You added your question in the wrong category, this is actually algebra lol.