Answer: d. can be used effectively whether total industry sales are rising or falling
Explanation: One of the vital objectives of every business is to increase its market share. A Market share is given as a percentage of a market accounted for by a specific business entity in terms of total sales or total revenue received. A market share objective thereby defines what a business aims to achieve from its business activities and is consistent with the overall business goals and objectives. A market share objective can be used effectively whether total industry sales are rising or falling, as pricing decisions made by businesses are taken in a manner that ensures the business achieve or maintaining its targeted market share.