What is the main difference between dry socket and normal healing after a tooth extraction?
A. Dry socket involves excessive bleeding, while normal healing does not.
B. Dry socket is characterized by delayed healing and severe pain, while normal healing progresses steadily with mild discomfort.
C. Dry socket results in infection, whereas normal healing does not.
D. Dry socket causes swelling around the extraction site, while normal healing does not show any swelling.