Which of the Following Must Hold Before One Can Make

Multiple Choice

Which of the following must hold before one can make use of the standard normal distribution in order to construct a confidence interval estimate for the population proportion p?

A) and) are both greater than 5, whereis the sample proportion.
B) np and n(1 - p) are both greater than 5.
C) (p +) and (p -) are both greater than 1.
D) The sample size is greater than 5.