he might have made a comparison with the other down settlements
The reason why Mary and Colin are happy about Susan Sowerby's visit is C,. She treats them like they are her own children.
<h3>What is a Narration?</h3>
This refers to the storytelling that is made about the events of a story and the preceding events.
Hence, we can see that from the complete text, there is the narration of the relationship between Susan Sowerby who acts like a mother to Mary and Colin and comes to help in the garden.
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The Answer is A. A. Reasons defend the claim from people who might disagree with it.
The Whole point of the answer is to make a point to the reader which is why you need claims that defend your reason for arguing the way you did.