A circle with a period inside, indicates that the writer should:

Which of the following is the proofreader's mark to indicate when a proofreader should flush something right?

I called my mentor for some advise. Which word in this sentence is spelled incorrectly?

What size should the font typically be?

The Chicago Style is very specific with regards to proofreader's marks. Which of the following is the proofreader's mark to indicate when a proofreader should move something up?

Which of the following is the proofreader's mark to indicate when a proofreader should insert a hair space?

Which of the following represents a correct bibliographic entry?

Read the following passage and select the line that contains an error in grammar or usage.

Which of the following sentences contains an error in the author-date style text citation?

Which of the following lists is punctuated correctly?

Which of the following sentences contains an error in punctuation.?