Direction: The following question consists of a sentence which is divided into three parts, with grammatical error in one or more than one part of the sentence. If there is an error in any part of the sentence, find the correct alternatives to replace those parts from the three options given below, to make the sentence grammatically correct. If there is an error in any part of the sentence and none of the alternatives is correct to replace that part, then choose 'None of the A, B, and C' as your answer. If the given sentence is grammatically correct or does not require any correction, choose 'No correction required' as your answer.

In India, the imperative to create distance from possible sources of contamination led to unpleasant episodes, (A) white people being ordered off a bus by fellow passengers, hotels refusing to admit foreign tourists, (B) residential societies turning away Air India pilots and crew on their return from heroic missions to evacuate Indians stranded in contagion-affected countries. (C)

(A) In India, the imperative to create distance from possible sources of contamination lead to unpleasant episodes,
(B) white people being ordered a bus by fellow passengers, hotels refusing to admit foreign tourists,
(C) residential societies turning away Air India pilots and crew on their return from heroic missions to evacuate Indians stranded in contagion-affected countries.