✔ Correct Answer: B. Most of the floor had been covered by the rug.

The correct answer to the question “Choose the correct voice of the given sentence: 'The rug had covered most of the floor.'” is Most of the floor had been covered by the rug.. This question belongs to Active/Passive Voice in English. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.