The following question consists of an incomplete sentence or a sentence that is split into four parts. All four parts are jumbled up and are named P, Q, R, and S. These four parts are not given in their proper order. Arrange the jumbled parts of the sentence and find out which of the four combinations from the given options will correctly complete the sentence.

We were taking buttermilk at the Sharma snack Stall_______________________and informed the hospital and also the police about the accident.

P: and found a tourist bus that had just rammed into a tamarind tree on the roadside.

Q: we rushed out of the snack stall.

R:  we helped the passengers get out of the bus.

S: when suddenly we heard a loud noise followed by a cry for help.