Answer:
Please read below:
Step-by-step explanation:
1. Ethnic and cultural diversity: The populations of Oceania are diverse in terms of their ethnic and cultural backgrounds. The region is home to a wide range of indigenous peoples, as well as immigrants and their descendants from various countries, such as China, Europe, and the Philippines. This diversity is reflected in the different languages, customs, and beliefs that are present in the region.
2. Economic diversity: The populations of Oceania are also diverse in terms of their economic circumstances. The region includes both developed and developing countries, as well as a wide range of urban and rural areas. This diversity is reflected in the different levels of income, education, and access to resources and opportunities that are present among the populations of Oceania.