Which of the following explains why did Catherine and Peter promote education?

Promotion of education made both rulers look less autocratic, and the enlightenment was anti-autocracy.
Promotion of education allowed people to better understand their rulers.
Education made people better equipped to learn about the enlightenment.
Education was promoted so they could maintain the power of the church.

Promotion of education made both rulers look less autocratic, and the enlightenment was anti-autocracy.