Which of the Following Examples Was NOT a Pacification Tactic

Which of the following examples was NOT a pacification tactic used by colonial administrators?

A) Establishing posts in interior districts in order to deepen their control and create multiple centers of influence.
B) Permitting the preservation of indigenous customs so long as they did not contribute to disorder and resistance.
C) Instilling fear and obedience by bringing swift and abrupt change to the lives of indigenous people.
D) Demonstrating benevolence and creating goodwill by returning prisoners to their communities.