household bleach has a neutral pH, whereas drain cleaner contains lye (very alkaline) and can cause liquefactive necrosis (ulcerations on the lips, etc.); the other options seemed more benign to me, but I definitely guessed between drain cleaner and bleach
Y'aLL dOn'T KeEp BlEaCH uNdEr YoUr SiNkS??!?
submitted by ∗seagull(1933)
I'm relatively sure that most people were 50:50 between bleach and drain cleaner.