_______________ should be used when you want to make abstract ideas more concrete, and can be both real and hypothetical. Be sure they are credible and relevant to your topic. a. Examples b. Narrations c. Testimonies d. Statistics
Examples is the correct answer because the sentence says that they "can be both real and hypothetical". In the answer choices examples best fits because these can be real or hypothetical. Testimonies are always someone's truth. Statistics are also real. Narrations are real as well since they tell a story about someone.
