Question

during the revision phase, a writer should make sure a document - based essay includes
very emotional language.
various charts and graphs.
several sentence fragments.
relevant facts and examples.

Explanation:

In a document - based essay, the focus is on presenting well - supported arguments. Relevant facts and examples provide evidence for the claims made. Emotional language can be subjective and may not be appropriate. Charts and graphs are not always necessary. Sentence fragments are usually not suitable for a formal essay.

Answer:

relevant facts and examples.