UPSC 2015 CDS I English Paper

R will be the first part of the given sequence as it is introducing the idea of ‘progress’ central to the sentence. ‘Q’ will follow next as ‘medical sciences’ is used in connection to ‘the extraordinary progress’ mentioned in the very previous part. PS will make a pair together as together they are talking about the effect on poor and hungry people, that is, they aredying in spite of the progress Hence, RQPS is the correctsequence. Thus, option (b) is correct