Answer:
Option: C. Soldiers brought back new technology and belief systems.
Explanation:
Crusades was the religious war fought in the medieval period to recover the Holy land from Muslims. The crusades also resulted in the spreading of trade between Europe and Asia. European merchants and traders travel to the Middle East and opened trading links in Jerusalem. Sugar, sherbet, coffee, rice, and fruits along with new goods like carpets, textiles, sailing compasses, and furniture introduced in Europe. The increasing demand for these items led European to establish trade networks with Asia. The crusade also assisted in the rise of Renaissance and knowledge of math, science, art, astronomy, medicine, and geography.
Answer: A. Allowed California in as a free state, New Mexico and Utah territories to decide about Slavery. It also allowed slave trade in Washington D.C. and strengthened fugitive slave law.
Explanation: As part of the Compromise of 1850, the Fugitive Slave Act was amended and the slave trade in Washington D.C.
Also Claifornia entered the Union as a free state plus a territorieal government was created in Utah.
Utopian communities began to flourish (and largely eventually fail...) from a desire to "C.to escape rapid modernization". These societies valued small, community values.
If you are asking what 9/11 was about, it was the day when the twin towers got hit by 2 planes, and was stated as a terroist attack.