Answer:
a. controllable margin
Explanation:
CONTROLLABLE MARGIN can be defined or seen as the margin that help to effectively and efficiently measures and evaluate manager performance .
Hence, we can say that CONTROLLABLE MARGIN are financial measures of performance which a company or an organisation need to control their revenue as well as their cost reason been that all costs are controllable by the profit center manager.
Therefore CONTROLLABLE MARGIN can be calculated as :
Controllable margin = Contribution margin-Controllable fixed cost.
Therefore the financial measures of performance is called CONTROLLABLE MARGIN.
Because Central America is so full of volcanoes, which helped shaped the geological features of the area, you're likely to find a volcano that serves as the backdrop for many of the popular tourist destinations in the region. However, some of these volcanoes and their surrounding cities offer a more enriching experience than others.
The best answer for this question would be:
The author had included this part of the paragraph to describe the causes of stress from teens and to derive from its source such as the survey in order for the readers to be informed it is accurate.
