The immediate cause of United States entry into World War II was that the United States A. had to ful ll its collective security agreements with Western Europeans nations B. felt it necessary to defend the principle of freedom of the seas C. su ered a direct military attack D. was ready to use its superior military and atomic capabilities

I think using context clues that its C, something about us being attacked refers to pearl harbor.

Explanation:

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.

the dominoes began to fall. the surrender at appomattox took place a week later on april 9. while it was the most significant surrender to take place during the civil war, gen. robert e. lee, the confederacy's most respected commander, surrendered only his army of northern virginia to union gen. ulysses s. grant

explanation: