For a standard feedback control loop, the sensitivity of

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For a standard feedback control loop, the sensitivity of the closed-loop transfer function T to forward path gain G and feedback path gain H are—
S_G^T S_H^T
A. -1/(1 + GH) -1(1 + GH)
B. -GH/(1 + GH) -H/(1 + GH)
C. G/(1 + GH) 1/(1 + GH)
D. 1/(1 + GH) -GH/(1 +GH)

1. A
2. B
3. C
4. D

Correct Option: D

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