In the following question, two statements are given with some words in bold. Which of the following pairs of bold words must be interchanged to make both the sentences grammatically correct.

a. The Indian Express (A)reported that the Delhi Police is filming protesters, and then running the (B)footage through its Automated Facial (C)Recognition Software (AFRS) in order to identify (D)dissenters “rabble-rousers and miscreants”.

b. Indian (E)authorities are taking a leaf out of China’s playbook in the ongoing protests in Hong Kong, using CCTV footage and other (F)recordings of protests to identify and (G)crackdown on (H)alleged.