Answer:
pressure - coalition
Step-by-step explanation:
The answer is -- " pressure and coalition" influence tactics.
Influence tactics are the strategies or the techniques used to persuade others by either motivating them or threatening them. Choosing the best tactic to influence others is important in achieving the desired result.
The influencing tactic that are most effective are -- inspirational appeal, consultation, rational persuasion, etc.
And some of the least effective influencing tactics are -- coalition, pressure, legitimating, etc.
Pressure influencing tactics are tactics that are achieved by powers and by threats. And coalition influencing tactics are the tactics when a group of people collaborate together to influence others.
They are considered to be the least ineffective influencing tactics of all because using they are tactics negative tactics and will harm the relationship when they are used.
Thus the answer is --
pressure - coalition