Which of the following statements best describes the spread of islam under the first four caliphs?

The statement that best describes the spread of Islam under the first four caliphs is Arabs united under Islam and defeated nearby empires.

Explanation:

As for the others if you need help

1. B) Arabs united under Islam and defeated nearby empires.

2. B) Weakened Persian and Byzantine rule and C) Darling, effective fighting methods.

3. D) The Umayyads expanded into Spain.

4. B) Persian traditions strongly affected the caliphate. and D) Non-Arab Muslims were allowed to hold powerful positions.

5. D) It introduced them to a wide body of medical knowledge and the idea of training physicians and creating hospitals.

6. A) Chivalry and the romance of nomadic life.

^These should all be confirmed correct as of 12-14-21 for connections. Hope this helps! :D

i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.