In this question, there is a list of four sentences marked P, Q, R and S that follows a given sentence that together forms a paragraph. Find the proper sequence of the four sentences and make your response accordingly on the Answer Sheet. Mr. and Mrs. Robert went home late last night.   P. Somebody had broken open the lock. Q. To their dismay they found all their things missing. R. They got into the house with a lot of fear. S. When they reached home they found the front door open. The proper sequence should be