Step 1: Understanding URL. - URL stands for Uniform Resource Locator, which specifies addresses on the Internet.
Step 2: Selecting the correct option. Since Uniform Resource Locator is the correct term, the answer is (A).
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?