In Most Cases,optimization Using Marginal Analysis Is Faster and Easier

In most cases,optimization using marginal analysis is faster and easier than optimization using total value because the former ________.

A) involves fewer steps to arrive at a conclusion
B) uses simpler arithmetic tools in comparison to the latter
C) focuses only on the benefits of an option, ignoring all calculations involving costs
D) focuses only on the key differences between options and ignores things in common