Concept:Commercialization maintains government ownership while running the business for profit, whereas privatization transfers ownership to private individuals.Explanation:Step 1: A commercialized business remains owned by the government but is managed on commercial principles to earn profit.Step 2: A privatized business is sold or handed over to private investors, so the government no longer holds ownership.Step 3: Hence, the main difference is ownership — government in commercialization, private in privatization.Answer:A. are government-owned while privatized businesses are owned by individuals