PART B: Which detail from the text best supports the answer to Part A?

A
“The world has grown far too familiar with genocide; as mass killings have claimed countless lives, the word has become ingrained into our vocabularies.” ( Paragraph 2)
B
“They hoped he would give up his preoccupation with mass killings. Then Lemkin — who was of Jewish descent — lost 49 members of his family to the Holocaust, and his determination grew even stronger.” ( Paragraph 9)
C
“Watchers of the Sky weaves Lemkin’s story — with quotes from his notes and journals — with stories of modern conflicts in Rwanda and Darfur, Sudan.” ( Paragraph 11)
D
“He felt that crimes against humanity and war crimes weren’t enough and so he continued his cause, and he then took it to the United Nations and he continued lobbying the leaders there to make this an international crime.” ( Paragraph 17)