Todd Harris and Associates,a New York Sales Promotion Agency,discovered from an Analysis

Multiple Choice

Todd Harris and Associates,a New York sales promotion agency,discovered from an analysis of its files that one-quarter (or 25 percent) of its clients generated more than three-quarters (or 75 percent) of its fees and commissions.This is an example of what classic concept?

A) the two quarter gap
B) the 80/20 rule
C) the law of usage
D) the 75/25 rule
E) Parkinson's Law