Which of the Following Statements Is True About the Confidence

Which of the following statements is true about the confidence interval?

A) If you did the study 100 times and got 100 point estimates and 100 confidence intervals, in 95 of the 100 results, the true point estimate would lie within the given interval.
B) Assuming no bias or confounding, the range within which the true measure of effect lies with a stated probability, or a certain degree of assurance (usually 95%) .
C) The confidence interval is calculated around the point estimate and quantifies the variability around the point estimate.
D) All of the above