The lobbyist accused of offering a large cash bribe to the senator defended himself: When I left the house that day, I was carrying no money with me
I could not possibly have had anything to offer to the senator. Moreover, immediately before I met with the senator, I spent all my cash on lunch with a colleague at an upscale restaurant, which also explains why I was not in a position to offer the senator a bribe.
It offers a conclusion that is no more than a paraphrase of one piece of the pieces of information provided in its support.