Another question that has been posted incorrectly. Isn't anyone validating these questions before they are being posted?

Come on. So they slip 1 every now & then. Look at the discussion, realize what you & the rest of us are learning.

I am far more curious about how the submittant of this QOD came to his answer. I take ik (s)he must have tried it and came up with the question AND the specified answer.