If r and s are positive numbers satisfying the inequality \(\frac { r } { s } < \frac { r + 1 } { s + 1 } \), which of the following must be true?
(A)\(r < s\) (B)\(s < r\) (C)\(r > 1\) (D)\(s > 1\) (E)r and s can be any numbers as long as \(r \neq s\)
A