Cambodia and Vietnam are not island nations: they are not placed on islands, but on the Indochina Peninsula in Asia - so they can't be the correct answer
Indonesia is an island nation, but it's a presidential republic, not a monarchy.
The correct answer is Brunei
China for Southwestern Pacific, but US, Brazil, and the EU are top producers
Petroleum is a very important part of our day to day life now. We use it almost every day and it has helped emerge the world of vehicles.
<h3>Remains of sea organism</h3>
The remains of ancient marine organisms and sea organisms are used to extract crude oil or petroleum which serve as a fuel for vehicles. These organisms are ancient marine plants, algae and bacteria.
Therefore it can be concluded that the type of fossil fuel in which the remains of sea organisms are converted to is petroleum or crude oil.
Learn more about fossil fuel here:
brainly.com/question/2029072
East coast United States is quite humid. You get past the appellation. You get more of a mild weather. Not to cold or hot. Just mild. You are along the Mississippi River. Temperatures get mild again. Get to the Rocky Mountains temperatures rise. Less humid and more hot. More of a desert. Then right in the Rocky Mountains desert. Then you get to the west coast. Cali, Oregon, Washington. You get all kinds of temperature. South Cali a desert. North Cali (?past San Francisco.( humid, mild) Oregon,( humid, mild) Washington ( mild).