What are you basing this on?
4 seconds sound clip from the A Few Good Men movie soundboard.
You can hear this line at 00:24:05 in the Blu-ray version of the movie.
Quote context
[...]
- If that's the situation, that's fine. I won't tell anyone.
- Wow. I am sexually aroused, Commander.
- I don't think your clients murdered anyone.
- What are you basing this on?
- I don't know what any of that means, but it sounds pretty bad.
- Oh, now I see what you're saying.
[...]