Answer:
I believe the correct answer is "There are written records"
The t rex went extinct during the kt mass extinction about 65 million years ago
Glasnost (openness) and Perestroika were the policies adopted by Mikhail
Gorbachev (answer C.) to save the Soviet economy- Gorbachev received Nobel Peace Prize for this.
The correct answer is the "Confederate States had superior military leadership for the war."
Answer one is in incorrect because the North had more railroad mileage, citizens, and industry. The only real resource advantage the South had over the North was production of cotton.
Answer three is incorrect because many powerful European nations like Britain and France never formally recognized the Confederacy as an independent country (aka separate from the Union).
Answer four is incorrect because slaves did not work as spies for the Confederacy. Instead, they worked for the Union as spies, as they felt a Union victory would result in their freedom from the institution of slavery.
Therefor, the only correct answer is the second statement.
Answer:
The main reason why people left Italy and traveled to America was poverty brought about by unemployment. The dream of earning enough money to return to Italy and buy lands was a great motivator. The journey of 3,000 miles by ship took almost 3 months. They had to pass through the Ellis Island Immigration Center for mental and physical examinations. After the mental and physical examinations, the migrants were sent to a room where they had to answer 32 questions to establish whether they could enter America. Failure in the examinations would mean separation from their families and deportation back to Italy.