A salesperson for a Web site developer randomly selected 45 small businesses from an association list of 12 000. He phoned each of them and asked them this question: You can lose business if clients can't find you on the Internet. On a scale of 1 to 7, where I is low importance and 7 is high importance, how important is it to you to have an up-to-date Web site for your business? Choose the best description of the survey. O The survey is valid. C The survey is invalid because the sample size is too small. O The survey is invalid because the sample size is too small and the question is biased. O The question is biased; however, the survey is valid