B. Kristy and her coworkers began carpooling to work instead of taking individual cars
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Answer: Carbuncle
Explanation:
A carbuncle is a swollen, red and painful cluster of boils. These boils are connected under the surface of the skin. A boil in the case of a carbuncle can be described as an infection of a hair follicle. Each infected hair follicle has a small collection of pus.
A carbuncle is expected to develop in a hairy area of the body like the back of the neck, buttocks, groins, thighs and armpits. A carbuncle is edematous and drain with pus through opening.
It’s a bulk laxative so by drawing water into the intestines it softens the stool while the “bulk” of the substance not breaking down stimulates the intestines to move, aka, peristalsis