Directions: Read the following text and complete it using the words given in the options.

For three days and three nights, people saw the father ___X___ round and round the spot without taking either food ___Y___  sleep; he was dragging the lake for the body of his son. And toward morning of the third day he found it, and carried it in his arms up over the hills to his gard[3]. It might have been about a year from that day when the priest, late one autumn evening, heard someone in the passage outside the door, carefully trying to find the ___Z___.