Choose the Answer Which Best Rewords the Italicized Portion

Multiple Choice

Choose the answer which best rewords the italicized portion. If you think the original wording is best, choose option A.
There are a group of islands located in the East China Sea that are the subject of a dispute between two nations.

A) There are a group of islands located in the East China Sea that are the subject of a dispute between two nations.
B) There are a group of islands, located in the East China Sea, that are the subject of a dispute between two nations.
C) A group of islands located in the East China Sea that is the subject of a dispute.
D) A group of islands located in the East China Sea is the subject of a dispute between two nations.