If We Have the Possibility of Different Numbers of Subjects

Multiple Choice

If we have the possibility of different numbers of subjects in each of two groups, we will maximize our power if

A) we put most of the subjects in the group we care most about.
B) we put most of the subjects in the group we care least about.
C) we equalize the number of subjects in the two groups.
D) it doesn't make any difference so long as we maximize the total number of subjects overall.