I believe that the answer is either C, or D. They both seem plausible.
C.
<span>Oral history
</span>was used before the development of writing
In this statement, opportunity is referred to as a door. The author thus directly refers to opportunity by comparing it to a door. The figure of speech that this statement represents is Metaphor.
- Metaphor is a figure of speech that refers to something by describing it as another thing. In this statement, the author mentions the door of opportunity.
- While opportunity is not literally understood to be a door, symbolically, it makes way for so many things.
- Therefore, the author applies metaphor in this instance.
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We could have gone to the store before we got home.