Question

Why did the United States enter World War II ?

A) Japanese bombers attacked the U.S. Naval base at Pearl Harbor.

B) German military forces conquered France in only one month.

C) Italian army units invaded Egypt, threatening the Suez Canal.

D) A German submarine sank the Lusitania, killing 128 Americans.

Answer 1

The letter D is why it started

Answer 2

A) Japanese bombers attacked the U.S. Naval base at Pearl Harbor.

Step-by-step explanation:

hope this helps :)