For the closed-loop system shown, the transfer function \(\frac{{E(s)}}{{R(s)}}\) is

• A. \(\frac{G}{{1 + GH}}\)
• B. \(\frac{1}{{1 + GH}}\)
• C. \(\frac{1}{{1 + G}}\)
• D. \(\frac{GH}{{1 + GH}}\)