allusion - chocolate is my Achilles heal
Analogy- school is to friends
C, i think is the answer.
It is the deliberate killing of a large group of people, especially those of a particular ethnic group or nation.
Generalization is a general statement or concept obtained by inference from specific cases. EXAMPLE:
"he was making sweeping generalizations". Hope this helps :)
Sharpness or keenness of thought, vision, or hearing.