Answer:
A. Asset management ratios
Step-by-step explanation:
Asset management ratios - 
It is the ration , which helps to compare the assets of the company with respect to the revenues made by sales . 
This ratio helps to determine that how successful is a particular company for utilizing their assets to generate the revenue . 
Hence , Asset management ratios is used to measure how effectively Nemfembo is using its resources to generate revenues .