During the High middle ages how did Monarchs increase there power?

Question

During the High middle ages how did Monarchs increase there power?

Answer 1

taxes

Answer 2

they could seize the properties of the nobility or execute them, thus fewer rich people to challenge their power.

Answer 3

burned supposed heretics at the stake, taxed the people, and won wars with surrounding countries. all of these things created fear, which put the monarchs in a place of power.