B because they hated each other
The answer is Bronislaw Manilowski. His method of observation was called
participant observation where you try to live and be part of a group to
participate in their activities for a certain period of time. The goal is get to know these people and
better understand their behavior as well as their customs and traditions.
<span>It's all speculation, but I'm going with B because she was a woman. Not just for social reasons, but because women didn't pose a political threat back then.</span>