questions of this form are very flexible and can be used in numerous ways
however by definition this question type displays the correct answer for the student to choose, which is not the same as requiring the student to arrive at the correct answer themselves
writing good distractors is not necessarily easy; authors must decide how much effort to expend in explaining why a distractor is incorrect, or whether to concentrate solely on the correct answer
the question is keyboard accessible through the tab, space and left and right arrow keys
the choices can be shuffled at run time by the computer