A. J. and April Couch just opened a computer store in a small community. Before opening the store, they listened to their SBA counselor's warnings about the importance of having balanced experience, that is, marketing, finance, and personnel experience in the computer-store business because1. small businesses survive large businesses by three years.2. the computer-store business is a fad.3. their business is unlikely to grow and earn large business profits.4. management know-how is insignificant to small-business success.5. about two out of three small firms close within five years of their founding.