You're talking about the crucible right? Abigail Williams threatens the other girls because she wants the chaos of a witch hunt to ensue. If the girls spoke up, Abigail would be caught and John Proctor's wife Elizabeth would not have to pay for "stealing" John.
You need to post the excerpt first!
First Person:
-The team from Knoxville High thought that we didn't pose much of a challenge.
-My sister, Judith never really appreciated my talent for singing.
-If Aaron hadn't come to my rescue, I surely...
Second Person:
-They we too engrossed in the game...
The other two could be both
Advertisement focuses on manipulating the message for the people, into showing them that this is the real deal of it. It focuses on the psychology of how people will understand this certain product. Speech is more about the better understanding of this topic that deepens the level of meaning.