The obvious answer is B the other options would just be for quality
Explanation:
Measurement system, any of the systems used in the process of associating numbers with physical quantities and phenomena. Although the concept of weights and measures today includes such factors as temperature, luminosity, pressure, and electric current, it once consisted of only four basic measurements: mass (weight), distance or length, area, and volume (liquid or grain measure). The last three are, of course, closely related.
Answer:
C.
Explanation:
Because Heroin is an injected drug, blood-borne pathogens would be the most likely to occur. Also, I am pretty sure cancer is a mostly genetic disease.
The correct answer for this question is letter C
T think every month or year
