Which event sparked the protest movement known as the Arab Spring? A) Free speech was declared illegal in Iran.

B) Ayatollah Khomeini became the ruler of Iran.

C) A young man tragically killed himself in Tunisia.

D)The six states of the Arabian peninsula united.

(D)

Explanation:

true

coz they had the rank system in society according to the economic power of the people

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."