Which describes World War I conflict in east Asia and the Pacific?

Question options:

Japan attempted to reduce China to a protectorate.

Japan launched a pre-emptive attack on Pearl Harbor.

Australia attacked British holdings on the Gallipoli Peninsula.

Australia joined the defense of German-held Marshall Islands.

The World War I, or also known as the "Great War" is a series of global conflicts originating from European nations which were from 1914 to 1918. In addition to that, among the major sites of conflicts was the Pacific islands wherein the Allied forces tried to take over the German-controlled islands in the Pacific Ocean.