Infection with herpes simplex virus, a common human pathogen, is best described by which of the following statements?
A. The CNS and visceral organs are usually involved
B. It rarely recurs in a host who has a high antibody titer
C. It can be reactivated by emotional disturbances or prolonged exposure to sunlight
D. Initial infection usually occurs by intestinal absorption of the virus
微信支付 
支付宝支付