Explanation

B is correct because Rashid Rabbani was a senior leader of PPP who passed away due to Covid-19 on that date. A is incorrect because Arshad Rabbani is not the person mentioned in relation to this event. C is incorrect because Rauf Ghani is not the person mentioned in relation to this event. D is incorrect because Arshad Mehmood is not the person mentioned in relation to this event.