I think your answer is E she is outspoken and direct.
A good intensive pronoun to use is:
"She baked the cake for my birthday herself."
Herself is an intensive pronoun, and used in the sentence.
Hope this helps!:)
Answer:
established facts.
case studies.
statistics.
experiments.
analogies and logical reasoning.
citation of recognized experts on the issue.
Hope this helps!
Explanation: