Question has more than one answer

Which of the following statements is incorrect concerning the various forms of business organizations? a. A corporation is a separated (from its owners) legal entity that has unlimited life. b. Unlike owners of corporations, general/master partner(s) as well as owners of sole proprietorships bear the risk of unlimited liabilities. c. In general, it is more challenging for a sole proprietorship to raise a large amount of external capital, say, billions of dollars, than a public corporation. d. A corporation is subjected to ethical/social responsibilities while other forms of organizations are exempted from such responsibilities due to their limited resources