International law governs?

Relations or transaction between independent nations.

Explanation:

Each countries have different law.

Which means that when two countries about to engage in a certain transaction, they need another law as a foundation to regulate the transaction. Using the law of only one of the country will be unfair for the other.

International law will come into picture in such circumstances. During relations or transaction between independent nations, a third neutral party (Such as the agencies from the united nations) will regulate their dealings based on international law that applicable to all members of the united nations.

an online clothing brand

explanation:

i think the answer is a. science center.