Identify the type of clause boldfaced in each sentence. World War II, which was the deadliest war in history, took the lives of roughly 60 million soldiers and civilians. The United States remained neutral until the Japanese bombed Pearl Harbor on December 7, 1941. The most significant loss from the bombing occurred when a bomb hit the USS Arizona, detonating the ammunition magazines and causing the ship to explode. The following day, the United States declared war on Japan, which prompted Germany and Italy to declare war on the United States. Great Britain had already promised that it would immediately declare war on Japan if Japan launched an attack on the United States.

World War II, which was the deadliest war in history, took the lives of roughly 60 million soldiers and civilians.

relative

The United States remained neutral until the Japanese bombed Pearl Harbor on December 7, 1941.

adverbial

The most significant loss from the bombing occurred when a bomb hit the USS Arizona, detonating the ammunition magazines and causing the ship to explode.

adverbial

The following day, the United States declared war on Japan, which prompted Germany and Italy to declare war on the United States.

independent

Great Britain had already promised that it would immediately declare war on Japan if Japan launched an attack on the United States.

noun

Hope this helps someone :)

second person

explanation:

note the heavy uses of "you", "your", as well as "he".

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i think the answer your looking for is

enforced