I think it is a bit of both. And Frank really should tell his parents but I know it will get him into trouble ,but lying is bad and Frank will make it worser if he does not tell the truth because telling the truth is always good , even if you might get into trouble. Hope this advice helps Frank.
Answer:
simile
Explanation:
"Its fins sparkled like coins cascading from a treasure chest."
A simile makes a comparison, showing similarities between two different things. A simile usually uses comparison words like or as.
Answer:
D seems the most convincing but i could be wrong.