Or maybe he's just trying to decide what's best for the future.
As they were trying to decide which door to try.
She sat for a few minutes, trying to decide what to do next.
As if they were trying to decide what to do about me.
He was trying to decide if they should keep looking or not.
Right now he was trying to decide what to say.
I could see her trying to decide which question to ask first.
I was trying to decide how to tell you something.
He looked at her, trying to decide if she was serious.
He gave me a long look as if trying to decide something.