I think it is B:) Hope it helps
The answer is buy as it means purchase while by is a preposition
The error that the sentence above makes is called misplaced modifier. The correct option among all the options that are given in the question is the first option. Misplaced modifier is clause, phrase or word that is improperly separated from the word it actually modifies or describes. I hope the answer helps you.
I believe the sentence that contains no errors in capitalization is B.
In sentence A, French and Spanish should be capitalized.
In sentence C, Korean should be capitalized.
In sentence D, Hanukkah should be capitalized.