Elephantiasis is a symptom of a variety of diseases, where parts of a person's body swell to massive proportions. Elephantiasis tropica or lymphatic filariasis, caused by a number of parasitic worms, particularly Wuchereria bancrofti. More than 120 million people, mostly in Africa and Southeast Asia, are affected.
The relevant range of operations is the normal or average scope of business activities. In the other words, the relevant range of operations is the average volume of sales and production that a business experiences outside of extreme economic prosperity and depression.
Relevant vs Irrelevant Costs. The classification of costs between relevant costs and irrelevant costs is important in the context of managerial decision-making. In any managerial decision involving two or more alternatives, the prime focus of analysis is to find out which alternative is more profitable.