Among the factors deciding how well a disinfectant works, one is the length of:
AExposure task
BExposure term
CExposure time
DExposure tube
Answer & Solution
Correct answer: C. Exposure time
1. A quick wipe leaves microbes behind.
2. Contact must last long enough to act.
3. So the length of exposure time matters.
_Source: OpenStax Microbiology, Chapter 13, Control of Microbial Growth._
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