For the sentence paragraph given below, sentences S1 and S4 are given. From the options P, Q and R, choose appropriate sentences for S2 and S3 respectively.

S1: He went down to the well and climbed up the wall to peek inside.

S2: ____________

S3: ____________

S4: The little pup jumped into the well, only to find there was no dog.

Options:

P. The little pup got angry when his reflection was imitating him, so he decided to fight it.

Q. He began to bark and bark until the farmer came to rescue him.   

R. In the well, he saw his reflection in the water but thought it was another dog.