Answer:
D) panic-mongers and rumor-mongers
Explanation:
The ad hominem attack is a type of fallacy or error in logic reasoning.Iit characterizes for attacking the person that is making an argument instead of focusing on the argument itself. In this type of fallacy, the attack on the person is irrelevant to his argument, it has nothing to do with it.
In option D, Stalin directly attacks someone by suggesting they are liars, these names don't have any support. The attack's purpose is to discredit them and make all their arguments less powerful, no mattering their content.
