A Three Fold Increase in the Distance Between Two Dipoles

Multiple Choice

A three fold increase in the distance between two dipoles of adjacent molecules:

A) decreases the strength of interactions by 64 fold.
B) increases the strength of interaction by 2⁶.
C) has no influence on the strength of interactions between the dipoles.
D) decreases the strength of interactions by 729 fold.
E) decreases the strength of interactions by 216 fold.