I think it is the second one because the rest don't sound correct .
B is 1, -1, -2, -3, -4, and -5.
C. is -5 & 5, -4 & 4, -3 & 3, -2 & 2, and -1 & 1.
Big scary creatures that kill/injure humans or other animals.
Children pledging to fight for freedom.
When your text states that communication is unavoidable, it means that people will probably associate meaning to your actions, even when you don not intend to speak of something.