What action did Emperor Ezana take that affected the development of Aksum?
O He introduced Christianity.
O He converted to Islam.
O He conquered the kingdoms of Eritrea and Ethiopia.
O He seized the port city of Constantinople.

(a) He introduced Christianity.

Explanation: just answered on edgeunuity and got it right

popular sovereignty   influenced the declaration of independence because the colonists wanted to have freedom to do they wanted so they put into writing

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.