UPSC CDS 2 2023 English Paper

Directions: Each of the following items in this section consists of a sentence, parts of which have been jumbled. These parts have been labelled as P, Q, R and S. Given below each sentence has four sequences, namely (a), (b), (c) and (d). You are required to re-arrange the jumbled parts of the sentence and mark your response accordingly.
learning-teaching process continued seamlessly (P) / but it took it in its stride, pulling through enough (Q) /  innovations to ensure that the (R) / the pandemic year was a challenge for the university (S).