"Tactics" refers to:1. the methods actors use to achieve their goals. 2. the skills learned in Viewpoints training. 3. the exercises actors use to prepare themselves before rehearsal. 4. the techniques actors use to research their roles.

It's 1

Explanation:

Tactics refers to the methods used to achieve goals. Tactics can range from totally threatening to wholly inducing, and usually actors should use a wide variety to create believable interactions. If an actor has, for instance, the goal "to threaten" then various tactics might be used to threaten.