Answer:
The correct answer is Merger.
Step-by-step explanation:
When two entities, firms, organizations, businesses, combine with each other into a single entity, it is called as Merger. Mergers happen to achieve high scale efficiencies and profits. Mergers allow companies to share risks, costs and management responsibilities as well as Revenues and Profits. Mostly mergers take place to gain huge benefits by working together and getting advantage of each other's abilities and competencies. In this way, risks and costs and responsibilities, associated with the individual company are divided among both companies.