Live attenuated vaccines
A) are closest to the actual infectious agent encountered in nature and require the use of an adjuvant.
B) are the closest to the actual infectious agent encountered in nature and stimulate potent immune responses to multiple antigens on the pathogen.
C) require the use of an adjuvant.
D) stimulate potent immune responses to multiple antigens on the pathogen.
E) are the closest to the actual infectious agent encountered in nature.
Answer: B
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