A. Correct answer (word used incorrectly)
B. matter means issue in this case, therefore settled is being used to explain the issue is solved.
C. the immigrants found comfort in Maryland, they settled there
D. as the truck is going by, dust is flying, but as the truck furthers, the dust settles back down (this happens with leaves and water from puddles as cars go by)
Either answer A or B i cant really decide but they both fit.
Answer:
It means that people show their true colors when there by theirself and they arnt typically fake around other people but only they know their true selves its just like the expression "What you do in the dark always comes to light"
Explanation: