Directions: Each of the following items in this section consists of a sentence, the parts of which have been jumbled. These parts have been labelled as P, Q and S. Each sentence is followed by four sequences, namely (a), (b), (c) and (d), indicating the rearrangement of the parts. You are required to select the most appropriate option and mark your response on the Answer Sheet accordingly.

a decade sooner than 2050 (P)/ that the population will peak (Q)/ the second scenario suggested (R)/ at 8⋅5 billion by 2040 (S)