Using Simple Random Sampling, 100 Males Were Drawn from a Population

Multiple Choice

Using simple random sampling, 100 males were drawn from a population and asked their age. The mean age for these men was 22. The standard error for the sample was 5. We are 68% confident that the population parameter is:

A) 22.
B) between 19.5 and 24.5.
C) between 17 and 27.
D) between 12 and 32.
E) between 10 and 30.