Which group of people contributed most to the spread of Islam in Europe and Asia in the Middle Ages? knights

merchants

artisans

slaves

b is the correct answer

plz give me brainliest i never get one : (

explanation:

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."

salmon were fished in puget sound.