The phase angle of the system (G(s)=frac{s+5}{s^{2}+4 s+9}) varies between (a) (0^{circ}) and (90^{circ}) (b) (0^{circ}) and

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The phase angle of the system \(G(s)=\frac{s+5}{s^{2}+4 s+9}\) varies between
(a) \(0^{\circ}\) and \(90^{\circ}\)
(b) \(0^{\circ}\) and \(-90^{\circ}\)
(c) \(0^{\circ}\) and \(-180^{\circ}\)
(d) \(-90^{\circ}\) and \(-180^{\circ}\)

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