Which of the following describes concrete detail?

3 answers

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I'm guessing this is for connexus so ill give answers

1.specific and observable facts that help with understanding

2.adding details to tell more about a topic

3.Martin Luther King Jr. served in several ways: as minister, Civil Rights activist, and writer.

4.exact words taken from a speech or text

5.to add information in support of a topic

these answers should be correct if not lmk
jjjbalover is correct