From the standpoint of accounting theory, which of the following statements is the best justification for the preparation of consolidated financial statements? Select one: Oa. In substance the companies are separate, but in form the companies are one entity. O b. In substance and form the companies are one entity and operate in the same line of business. c. In substance and form the companies are one entity. d. In substance the companies are one entity, but in form they are separate. e. In substance and form the companies are separate entities.