Each of the following questions in this section consists of a sentence, the parts of which have been jumbled. These parts have been labelled P, Q, R and S. Given below each sentence are four sequences namely (a), (b), (c) and (d). You are required to re-arrange the jumbled parts of the sentence and select the correct sequence.
About half of `("the blindness of ")/P ("vitamin A shortage ")/Q("is attributed to ")/R ("children in India")/S`
The correct sequence should be

Options

A. QRPS
B. RPSQ
C. PSRQ
D. SPQR