Which of the Following Is the Width of the Confidence

Short Answer

Which of the following is the width of the confidence interval for the population mean? $\begin{array}{|l|l|}\hline A&\text {Upper confidence limit + Lower confidence limit }\\\hline B&\text {(Upper confidence limit - Lower confidence)/2 }\\\hline C&\text { Upper confidence limit - Lower confidence limit}\\\hline D&\text {None of these choices are correct. }\\\hline \end{array}$