He spoke to her like she would make problems for herself if she spoke up or took action on her own.
Ash was not taking him too seriously since he did not seem all that intimidating to her but she still chose to play along. "Got it."
Her impression of him was that if he was to be compared to a type of animal then she would choose a weasel.
He had a certain attitude that made her think that he was the type to look out for himself and was not too loyal to others.
She could tell that he had not gotten to his position by simply climbing up with his power and merits alone.
Even someone like Eric would be more impressive and capable of accomplishing more while being able to survive better in such a gang lifestyle.
Although Ash did not know a lot about Terrance besides what Eric had told her, her first impression of him left her feeling quite disappointed.