Consider the Following Ben & Jerry's Dollar Sales and Market

Consider the following Ben & Jerry's dollar sales and market share details. A marketing manager for Ben & Jerry's has been provided with a marketing dashboard display. He notices that dollar market share for 2014 was 18.4 percent and for 2015 it was 20.0 percent. What simple formula was used to calculate the dollar market share percentages for each of these two years?

A) Dollar market share (%) = Ben & Jerry's sales ($) /Total industry sales, including Ben & Jerry's sales ($) .
B) Dollar market share (%) = Total industry sales, including Ben & Jerry's sales ($) /Ben & Jerry's sales ($) .
C) Dollar market share (%) = Total industry sales, including Ben & Jerry's sales ($) /Ben & Jerry's unit sales ($) .
D) Dollar market share (%) = Total industry sales, including Ben & Jerry's sales ($) /Ben & Jerry's net profit ($) .
E) Dollar market share (%) = Ben & Jerry's sales ($) /Gross domestic product ($) .