You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Marshall_Islands

Context:
The majority of the citizens of the Marshall Islands are of Marshallese descent, though there are small numbers of immigrants from the United States, China, Philippines and other Pacific islands. The two official languages are Marshallese, which is a member of the Malayo-Polynesian languages, and English. Almost the entire population of the islands practises some religion, with three-quarters of the country either following the United Church of Christ – Congregational in the Marshall Islands (UCCCMI) or the Assemblies of God.

Question:
Of what language group is the Marshallese language?

Malayo-Polynesian