The correct answer would be:
b. The mandate to marry within one's tribe
In the passage line : "If it had occurred to him that never in the history of his people had a man married a woman who spoke a different tongue, he might have been less optimistic. " It clearly shows how it has never happened that someone in the tribe marries someone form the outside, cause culturally in his tribe the mandate is to marry people from the inside.
I believe the correct answer from the choices listed above is option A. An idea that has been repeatedly tested and becomes widely accepted is a fact. <span>The usual test for a statement of </span>fact<span> is verifiability—that is, whether it can be demonstrated to correspond to experience.</span>
Hope this answers the question. Have a nice day.
The detail from the excerpt from Amazing Plants demonstrates that it has a comparison text structure is:
"Some give off sweet smells, while others produce nectar." (Option C)
<h3>What is a Comparison Text Structure?</h3>
A comparison text structure is one that includes words that are used to juxtapose one idea or noun with another.
Notice that in this case, the sentence makes reference to some plants viz a viz others, hence the comparison.
Learn more about Comparison Text Structure at:
brainly.com/question/12129548
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Provides documented information
You say the title or name first. Then you talk about WHAT your presentation is about.
Its called an introduction, make sure at the end of your introduction it leads to more stuff to talk about later on.
