Question

what impact did the caliphs have on the spread of islam?
the caliphs rule kept islam limited to the arabian peninsula.
the clans conflict over the caliphs control restricted the growth of islam.
caliphs came and went too quickly to have any significant impact on islam.
caliphs were able to spread islam as far as europe and india.

Explanation:

The caliphs were leaders in the Islamic world. Their rule was crucial for the spread of Islam. They were able to expand the reach of Islam. The option stating that caliphs were able to spread Islam as far as Europe and India is correct. The other options are incorrect. The caliphs did not keep Islam limited to the Arabian Peninsula. Their rule was not too quick to have no impact. Also, clan conflicts over caliphs' control did not restrict the growth of Islam in a major way compared to the positive spread - enabling impact of caliphs.

Answer:

Caliphs were able to spread Islam as far as Europe and India.