I assume that the correct answer is D. numbers.
This is because numbers are written graphically different from letters and words, which makes them clearly visible almost immediately. When you scan a text, you won't pay a lot of attention to a bunch of words, but numbers will stick out instantly.
Answer:
the Black Death was a deadly plague which swept through Europe and altered the course of western history.
Answer:
Margie and Tommy have a mechanical teachers. They learn from the computer. They didn't have a teacher who would teach the pupils in a class.
The computer programmed to give lesson depending on a child age and previous learning experience.
These mechanical teachers had a slot in which the students had to put their homework and their test papers.
Answer:
Democrat leaders have said they want legislation that will allow for eventual citizenship to the immigrants in question.
<span>B.because some subordinate ideas are important and must be indicated with free-floaters
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Sometimes different notes and ideas are important to the overall topic, but they are not directly related to your main mind map. Having free floaters will help keep track of ideas that might not feel like they're major, but looking through at the end of the passage, chapter, or novel might connect all together as important subordinate ideas.</span>
