Which of the following reuires a colon to be correct

Proofread the following sentence and correct the spelling and grammar errors. there are two errors. go through reception and turned right at the l entrance.

Your essay should be short, just 250 words, and it can be written on any subject. it should contain an example of parallel structure, an example ofevery type of phrase and clause outlined in this lesson, an example of two independent clauses connected by asemicolon, and an example of a colon. if you are struggling to come up with an idea for an essay, consider writing itabout the themes present in one of the texts you have read already.

Which counter claim is most effective against this claim? rob's essay includes