When Computing a Confidence Interval for the Difference Between Two $\alpha$

Multiple Choice

When computing a confidence interval for the difference between two means,the width of the 100(1 - $\alpha$
) % Tukey simultaneous confidence interval will be __________ the width of the 100(1 - $\alpha$
) % individual confidence interval based on the t distribution.

A) equal to
B) less than
C) greater than
D) Cannot be determined.