Life in Mecca exercised a deep impact on Muhammad and on his developing political and religious leadership within the context of two key influences. Which are the two key influences?

1. Gaining of a support base

2. Recruitment of future followers as mecca was a center of the arabian religious activities

Explanation:

Being established as a trustworthy man, Muhammad was able to gain a lot of supporters which later became his core companions in his mission in the future.

2. Since mecca was the center of Arabian worship, it was an avenue to get a large followership throughout the peninsula