What did Japan do that caused America to get directly involved in World War II? A.
Bombed U. S. naval ships at Pearl Harbor in Hawaii
B.
Attacked American Marine bases in the Philippines
C.
Sank American supply ships in the Atlantic Ocean
D.
Sent warships to the coasts of California and Oregon

when in doubt choose c

it's what my teacher told my class when we were going into psats

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.