Find the overall transfer function for the following system

A. $$\frac{{Y\left( s \right)}}{{R\left( s \right)}} = \frac{{2s + 4}}{{{s^2}}}$$
B. $$\frac{{Y\left( s \right)}}{{R\left( s \right)}} = \frac{{2s + 4}}{{{s^2} + 2s + 4}}$$
C. $$\frac{{Y\left( s \right)}}{{R\left( s \right)}} = \frac{{4s + 2}}{{{s^2} + 4s + 2}}$$
D. $$\frac{{Y\left( s \right)}}{{R\left( s \right)}} = \frac{{2s + 4}}{{{s^2} + 4s + 2}}$$
Answer: Option B

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