What finally led to u. s participation in world war i? a- requests for support from england and france b- the addition of mexico to the allies c- unrestricted german attacks on ships d- the bombing of hawaii

C- unrestricted German attacks on ships

Explanation:

America entered WWI on April 2nd, 1917 after Germany attacked a series of submarines in the North Atlantic and the Mediterranean.

Germany started attacking a series of submarines around 1917 after they attacked a French submarine called Sussex, the US threatened to sever the diplomatic relations with Germany. They continued the attacks until they sank the British passenger liners Lusitania and Arabic killing 131 Americans. Germany continued to be a threat to the US until President Wilson decided to ask Congress for a declaration of war which was accepted.

japan is located on a chain of islands called an archipelago. it is made up of four main islands and thousands of smaller ones. the terrain is mountainous, which means there is not a lot of good land for farming. because of the geography, the japanese relied on the sea for many aspects of daily life.

either d or b, i'm not to sure. but my gut tells me it's prob going to be b