Consider the following statements regarding the steady-state error of type ‘0’ system.(a) with unit step input \({e_{ss}} = \frac{1}{{1 + k}}\) where k is a constant (b) With unit ramp input \({e_{ss}} = \frac{1}{k}\)where k is a constant (c) With unit parabolic input \({e_{ss}} = \frac{1}{k}\;\)where k is a constant (d) with unit parabolic input ess = ∞Which of the above statements are correct?

• A. (a) and (b)
• B. (a) and (c)
• C. (b) and (c)
• D. (a) and (d)