Which of the following is NOT a requirement of testing a claim about a population proportion using a formal method of hypothesis​ testing? Choose the correct answer below. A. The lowercase​ symbol, p, represents the probability of getting a test statistic at least as extreme as the one representing sample data and is needed to test the claim. B. The conditions for a binomial distribution are satisfied. C. The sample observations are a simple random sample. D. The conditions np5 and nq5 are both satisfied.