Answer:
There are clusters of galaxies, and the space between them is filled with hot gas, which can only be seen as X-rays or gamma rays.
When measuring how much gas there is between those galaxies, scientists realized that the material should be around five times what can be detected. That undetected matter is known as dark matter.
We can deduce that the detail from the text that best supports the answer to Part A is:
A. “A marriage certificate, a will, and two portraits are about all that remains. Even his exact birthday is unknown, though it is generally observed on April 23.” ( Paragraph 2).
<h3>What is detail?</h3>
Detail actually refers to more information or facts that are introduced to clarify and validate a point. Details help to give more information.
Thus, we can see that the correct detail above gives the best supports the answer to Part A.
Learn more about details on brainly.com/question/12479678
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Fern wont eat until charlotte has finished feeding her pig
Answer:
Bibliophilia
Explanation:
A bibliophilia is someone who loves books, the other options are all negative