Founded by oliver h. kelley, the organization that came to be known as the provided educational, social, and cultural activities to its rural members.
a. prairie alliance
b. grange
c. farm guild
d. okies

The Grange is the organization founded by Oliver H. Kelley that provided educational, social, and cultural activities to its rural members. It started as a social organization that aims to give educational and recreational chances to farmers surprisingly, as time passes by it become a great political force. This organization is not only for farmers but they also recognizes the women members of the organization whom they believed are the most dedicated.

This sentence is true.