Which one of the following statements is true regarding two random samples drawn in the same way from the same population, one of size 30 and one of size 300?

A. The two samples would have the same expected value.

B. The larger sample is more likely to produce a large sample mean.

C. The smaller sample will have a smaller 95% confidence interval for the mean.

D. The smaller sample will, on the average, produce a lower estimate of the variance of the population.