When a promoter p is not saturated with bound regulatory protein A, doubling the total concentration of A would …

A) increase steady-state [A:p] exactly twofold.
B) increase steady-state [A:p] over twofold.
C) increase steady-state [A:p] less than twofold.
D) decrease steady-state [A:p] approximately twofold.
E) decrease steady-state [A:p] over twofold.