Answer:
C. Religious leaders developed written languages for recording religious teachings.
Explanation:
The reasons for the creation of written language in the river valley civilizations are still controversial. Although many scholars believe that this language was created to be used in commerce, facilitating commercial transactions, others claim that this language was created for religious reasons, which is the most accepted theory today. This is because the symbols used in this language are very similar to objects that this society used for religious rituals.
With that, we can conclude that religious leaders developed written languages to record religious teachings.