At the moment, when on the low-quality posts review queue, the Recommend Deletion options produces the following menu:
So often, questions on the LQP queue are acceptable answers but just lack any citations or evidence pertaining to their answer.
Could we add a delete comment for this?
My suggestion is:
"Please edit your answer to explain why it is right, ideally with references. Without evidence to back up your answer you cannot prove that it is right.