Answer:1) 3. 1973
2) 3. Saigon
Explanation: In 1973, the United States officially pulled their troops out of the war after 18 years of fighting.
North Vietnam in 1975 closed in on Saigon and bombed it, hence "The Fall of Saigon."
That statement is a fact.
Answer:
Plants ,animals , and disease between the new and old worlds
Explanation:
A. at St Louis ,Missouri River, Columbia river ,Pacific Ocean
