<span>The purpose of a character foil is to offer a contrast to another character, usually the protagonist. This, thereby, helps deepen the foiled character's personality, since he has something to battle against, to essentially fight for his values and/or methods. Basically, it heightens the characterization of the other character. </span>
Grammar errors DO create confusion and will detract from the message the author is trying to provide (unless the errors are intentional and are meant to contribute to the meaning of the written work in very rare cases).
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Answer: little to no oxygen
Explanation:
General Zaroff and Sanger Rainsford are in direct, man versus man strife when they chase each other. Zaroff and Ivan are additionally in direct clash with every one of the mariners who have "unintentionally" wrecked on the island. Ivan and Rainsford likewise have an immediate clash.
