Answer:
d. make a "no-nonsense" accusation of the other.
Step-by-step explanation:
Bullying tactics are emotional devices that play into one's insecurities through false accusations that divert the focus of the debate. They are designed to get the public drawn to the accuser's point of view and to demonize their opponent with inconvenient truths or false accusations. In most, if not all cases, intimidation tactics are basically ad hominem attacks.
Based on this, we can say that the letter D is the correct answer to your question.