Heather has been assessing several of her firm's products using the Boston Consulting Group (BCG) approach to portfolio analysis. She has been trying to assess the strength in a particular market and is looking at the sales of each of her products and the sales of the largest firm in the industry. Heather is trying to determine

A.

Explanation:

Based on the information provided within the question it can be said that in this scenario Heather is trying to determine the product's relative market share. This term refers to metric used in marketing in order to be able to compare the company's market share to the market share of other large competitors in the same market.