That is just the right kind of thanks to give her. She accepts it with a nod, then gives him a moment to enjoy the fruit.

Manners help. If nothing else, they're a great way to put people at ease before shaking things up. She appreciates the effort. "CMO... chief medical officer?" Obviously not a military girl here. "Oh, I'm sure we can find all sorts of things to make him worry. Or you could just lick something, save time."