Which of the Following Is a Key Property of the Sampling

Which of the following is a key property of the sampling distribution of the sample mean?

A) for large enough samples the shape of the sampling distribution will be approximately normal
B) the sampling distribution is centered on the mean of the population
C) the standard deviation of the sampling distribution can be computed as the population standard deviation divided by the square root of the sample size
D) all of the above
E) none of the above