riddle

How many girls does it take to find the source of the rotting-stink smell in their townhouse?

One (Rachel) to examine and smell everything she could think of that might be rotting, including the plants, the fruit, the trash, the fridge, the dishwasher, and various areas in the basement.
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One (Adrianne) to walk around outside the house to see if any small rodents have died nearby.
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One (Gina) to find the sack of raw chicken that has been defrosting on top of the fridge since Saturday afternoon. Pee-yew.