Answer:
The correct answer is option - A.
Explanation:
The pour plate technique or method is used to determine the number of bacteria in a particular specimen which is shown in microbes/ml. So, this method is used to quantify and enumeration of bacteria in a culture.
It has its own advantages such as no need of plates that are already used and it is more frequently used to assay food contamination due to bacteria.
Thus, the correct answer is option A.