Which of the following statements is correct? a. One advantage of forming a corporation is that equity investors are usually exposed to less liability than in a partnership. b. Corporations face fewer regulations than sole proprietorships c. One disadvantage of operating a business as a sole proprietor is that the firm is subject to double taxation, at both the firm level and the owner level d. It is generally less expensive to form a proprietorship than a corporation because, with a proprietorship, extensive legal documents are required. e. If a partnership goes bankrupt, each partner is exposed to liabilities only up the amount of his or her investment in the business