So That All of the Responses to the Previous Question

So that all of the responses to the previous question would be correct, we would need to "modify" (treat each modification suggested here as independent) the dipole such that

A) one charge would be larger in magnitude than the other.
B) both charges would have the same sign (and magnitude) .
C) both charges would be increased in magnitude.
D) the distance between charges would be reduced to zero.