Simplify the following text for a Grade 13 native English-speaking person.
Original: Modus ponendo ponens ( Latin : mode that affirms by affirming ) is a valid , simple argument form in classical logic sometimes referred to as affirming the antecedent or the law of detachment .
Simplified: In classical logic , modus ponendo ponens ( Latin for the way that affirms by affirming ; often abbreviated to MP or modus ponens ) is a valid , simple argument form .