HELP ASAP QUIZ Which accurately describes historical events of the Qin Dynasty?

1-The Qin Dynasty began building the Great Wall of China and left tombs filled with terracotta warriors.
2-The Qin Dynasty welcomed Marco Polo and encouraged trade with many European and Middle East nations.
3-The Qin Dynasty was the first Chinese dynasty to be documented in historical texts.
4-The Qin Dynasty invented the crossbow, clock, gunpowder, wheelbarrow, and porcelain.

Correct answer is 1-The Qin Dynasty began building the Great Wall of China and left tombs filled with terracotta warriors.

Explanation:

Option 1 is correct as although they have reigned for a short period of time, rulers of this dynasty were the ones that ordered Chinese Wall to be built.

Option 2 is not correct as The Qin Dynasty ruled between 221 BC and 206 BC  and Marco Polo lived in Middle Ages. Terracotta warriors from this period are preserved and are coming from the period of the First Emperor.

Option 3 is not correct as the first documented dynasty was Xia Dynasty.

Option 4 is not correct all this inventions happened in different periods. For example gunpowder was discovered during Tang dynasty.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.