This, at least, was a reasonable theory.
But he was not able to adjust to so many facts at once, each of them contradicting any reasonable theory.
Some Serbian families came, too, he said, "under the reasonable theory that the hospital will be the last place to be bombed."
Inspector Joe Cardona formed a reasonable theory covering much of what had happened.
That was a reasonable theory, one almost universally accepted in Washington and widely credited by diplomats all around the world.
"It sounds like a reasonable theory to me."
I am driven to it by the difficulty of finding a reasonable theory elsewhere.
"That seems the most reasonable theory," said Stapleton, and he gave a sigh which I took to indicate his relief.
The most reasonable theory is that the carcasses drifted out to sea.
I'm sorry about that, as I said; it was a reasonable theory originally, but general procedures have to be modified by specific situations.