The answer to your question is :
<span>B)to focus your mind on what is about to come in the text</span>
Explanation:
what is the question or the picture
In this short story, Dorris Lessing describes a fifteen year old boy who goes hunting every morning. One day the boy notices a buck that is wounded. It was about to die. This scene continues in the story with the following sentences: "It came into his mind that he should shoot it and end its pain; and he raised the gun. Then he lowered it again."
I don’t see any examples, however, if you look at your examples gloomy is similar to sad or dreary, and the opposite of cheery or happy, so look for that in your examples