5. Which of the following sentences has an error in capitalization? A. The cruise ship crossed the Atlantic Ocean during very calm seas B. He looked at me carefully and stated, "Don't worry because I'm here. C. Central Park is one of New York's features I would love to visit someday. D. Maybe you've already heard the news: Jamie and Alex are going to have a baby!

The question is asking "Which of the following sentences has an error in capitalization? A. The cruise ship crossed the Atlantic Ocean during very calm seas - here, the capitalisation is correct, Atlantic Ocean is a proper name. B. He looked at me carefully and stated, "Don't worry because I'm here. - this is the correct answer. Since the sentence in the quote is a part of the whole phrase grammatically, there is no need to capitalize it. C. Central Park is one of New York's features I would love to visit someday. - here all the capitalized words are proper names, so it's correct! D. Maybe you've already heard the news: Jamie and Alex are going to have a baby! - Jamie and Alex are proper names, so they capitalisation is correct