Direction- Given are four sentence-paragraphs (S1-S4). S1 and S4 are given. From the given options (P, Q, R), choose two sentences which can be S2 and S3.

S1: Time was running out to save dozens of people trapped inside a tunnel three days after a devastating flash flood likely caused by

S2: _________

S3: _________

S4: sweeping away bridges and roads and hitting two hydroelectric plants.

P: a glacier burst in India's Himalayan north, officials said on Wednesday (Feb 10).

Q: More than 170 people were still missing after a barrage of water and debris hurtled with terrifying speed and power down a valley on Sunday morning,

R: "As time passes, the chances of finding them are reducing. But miracles do happen,"