Question

what should be written in a formal style?
○ personal e-mails
○ friendly letters
○ movie reviews
○ work documents

Explanation:

Personal e - mails and friendly letters are usually in an informal style as they are for personal communication. Movie reviews can be in a more casual or semi - formal style depending on the context, but work documents are used in professional settings and require a formal writing style to maintain professionalism, clarity, and adherence to workplace standards.

Answer:

D. work documents