If p-q=4 and r is the number of integers less than p and greater than q,then which of thefollowing could be true?I.r=3 II.r=4 III.r=5 A.I only B.II only C.III only D.I and II E.I and II and III

If p-q=4 and r is the number of integers less than p and greater than q,then which of the
following could be true?
I.r=3 II.r=4 III.r=5
A.I only B.II only C.III only D.I and II E.I and II and III

r=3 p=6 q=2 为啥我觉都可