The cost of a chemical sanitizer solution does not affect its effectiveness; option C.
A chemical sanitizer is a chemical which is designed to sanitize an environment or place by killing microorganisms which causes diseases or by rendering them inactive.
Some chemical sanitizers are used to sanitize laboratory work surfaces, hospitals floors and beds, as well as to sanitize the hands.
The factors that affect the effectiveness of a chemical sanitizer solution include:
The cost of a chemical sanitizer solution does not affect its effectiveness.
In conclusion, chemical sanitizers are used to sanitize surfaces.
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Note that the complete question is as follows:
Which of the following does NOT influence the effectiveness of a chemical sanitizer solution?
Concentration
Temperature
Cost
Contact time