People from which empires traded with arab merchants to the north
a. african empires
b. chinese empires
c. european empires
d. islamic empires

A. African Empires

Explanation:

Muslim expansion or the expansion of Islam began in the Arabian peninsula in southwestern Asia. It is the denomination that usually occurs to the military conquests or the trade reforms of the Arab Muslim civilization in which the Sassanid Empire, North Africa, and the Iberian Peninsula, including parts of the Byzantine Empire, would fall. Also included in this denomination is the influx of merchants in the Maghreb and in Africa, and missions made in the Philippines.

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.

honestly i love the walking dead, mainly the quotes. “well, pardon me young man, excuse the [insert bad word here] out of my gosh darn french, but did you just threaten me? ” sksk (of course it's not the exact words)