Answer:
Dispassionately: "in an unemotional, rational, and impartial manner."
Explanation:
Colin draw back the curtain from his mother's portrait because he wants Mary and Dickon to see her.
<h3>Why did Colin draw back the curtain?</h3>
He covered the portrait because he dislikes that she is laughing while he is so ill and unhappy and because he thinks of her as his treasure, one he does not wish to share with anyone.
However, he drawn back the rose-colored curtain in his room so that the portrait of his mother can be visible now.
Therefore, the Option A is correct.
Read more about mother portrait
<em>brainly.com/question/12043245</em>
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