‘Q’ will be the first part of the given sequence as ‘It does this’ is used in the context of statement made in S1. It will be followed by ‘S’ as it furthers the talk of tension in a year (stated in Q), specifically from January to April. ‘R’ will come next as ‘the same nervousness’ is used in the context of ‘the desperate nervousness’ given in ‘S’. ‘P’ will come next as it talks about ‘jumping out of bed’ which in the context of ‘nightmares’ in R. Hence, QSRP is the right sequence. Thus, option (d) is correct