Dental pulp is more common in the elderly

A、physiologicaldentalpulpcongestion
B、Pathologicaldentalpulpcongestion
C、pulpreticularatrophy
D、pulpcalcification
E、pulpgangrene老年人牙髓多見A--生理性牙髓充血B--病理性牙髓充血C--牙髓網狀萎縮D--牙髓鈣化E--牙髓壞疽