Given below are four sentences, three of which, are jumbled. Pick the option that gives the correct order.
A. The geographic cone snail is poisonous.
B. If the venom was not so potent, the fish would swim away to die.
C. The slow moving snail's effort in trying to catch its food would then be a waste.
D. Its poison is strong enough to paralyze a fish the moment it touches it.