Complex sentence: The elite (bureaucracy) was only concerned with official missions and held an elitist view regarding the merchants and other commoners that partook in trade with neighboring societies and cultures, which contributes to the manner in which Buddhism was able to infiltrate these societies.
Split into simpler sentences: The elite (bureaucracy) was only concerned with official missions and held an elitist view regarding the merchants and other commoners that partook in trade with neighboring societies and cultures. This fact contributes to the manner in which Buddhism was able to infiltrate these societies.