Take the following as truth: I propose to establish the following  If your charitable contributions are small relative to the size of the charities, and if you care only about the recipients (as opposed to caring, say, about how many accolades you receive), then you will bullet all your contributions on a single charity.
Then the following statement: "The charity that you should choose should help single moms." is true, false, or inconclusive?
Answer: Inconclusive