Which is a reform the church made during the eleventh and twelfth centuries?

Responses

friars were banned from moving from town to town
friars were banned from moving from town to town

the church no longer allowed secular rulers to choose the pope
the church no longer allowed secular rulers to choose the pope

bishops began to practice simony in appointing officials
bishops began to practice simony in appointing officials

the church ended the practice of excommunication

None of the options listed represent a reform that the church made during the eleventh and twelfth centuries.