Would the margin of error be larger or smaller for 80​% ​confidence? Explain.
A. To be less ​confident, the interval needs to contain the true proportion more ​often, so the margin of error would be smaller.
B. To be less ​confident, the interval needs to contain the true proportion more ​often, so the margin of error would be larger.
C. To be less ​confident, the interval needs to contain the true proportion less ​often, so the margin of error would be smaller.
D. To be less ​confident, the interval needs to contain the true proportion less ​often, so the margin of error would be larger.