| Options | Description |
|---|---|
| A Govt. plan | Incorrect. Phishing is not related to any governmental plans. It is a criminal activity. |
| A stem cell | Incorrect. Stem cells are biological cells, not associated with phishing. |
| A fraudulent way of getting the PIN and bank passwords using emails | Correct. Phishing is a cyber scam using email to fraudulently acquire sensitive information. |
| None of these | Incorrect. This option doesn't match the definition of phishing. |
Given the process transfer function \[ G_P = \frac{4}{(\tau s + 1)^2} \] and the disturbance transfer function \[ G_d = \frac{2}{(\tau s + 1)}, \] what is the correct transfer function for the Feed Forward Controller for perfect disturbance rejection?