The answer is: C. The clear day, which is veiled in shadow
In the book “To Build a Fire” by Jack London, the man is warned of not traveling alone in Yukon when the temperature can get so low, he later understands the advice of the old-timer, that man does not have the instinct to survive the danger there, for this reason the clear day, were the sun shines, which is veiled in shadow, is the most proper setting to describe the theme.
Laurie, who never wanted to go to school in the first place, ends up wanting to spend all his time there.
B.
Laurie, who is older than all the other children in his class, is the most immature.
C.
Laurie's mother, who considers herself an excellent parent, has raised a troublemaking child.
D.
Laurie's teacher, who prides herself on being calms, loses her temper.