Which of the following contributed to the spread of Islam?

A. Islam split into two groups-Sunni and Shia.

B. The Arabian Peninsula made for poor farming.

C. The bedouin became skilled horse riders.

D. The leadership of the Abbasid caliphs.
The

Why was america’s victory at yorktown among the most significant battles of the american revolution? a. it made the british realize they were fighting a lost cause and soon after, they conceded the war. b. it forced colonists who had so far remained neutral to pick a side and enlist in the war. c. it the continental army remove all british barracks from new jersey. d. it secure france’s military and financial aid for the american cause. e.

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.

The communists triumphed over forces because of a well-disciplined fighting force, a single - minded sense of zeal , and strong convictions.