Which of the Following Best Describes an Interval Estimator $\alpha$

Which of the following best describes an interval estimator? $\alpha$$\begin{array}{|l|l|}\hline A&\text { An interval estimator is the same as a point estimator.}\\\hline B&\text {An interval estimator is an interval that draws inferences about a }\\&\text {population based on a sample statistic. }\\\hline C&\text { An interval estimator can only be done for the population mean.}\\\hline D&\text { An interval estimator can only be done for the population proportion.}\\\hline \end{array}$