<span>If Billy believes evolution is slow and continuous, then he also believes in gradualism. Gradualism refers to the type of evolution that takes a long time to occur - as the name itself say, it all happens gradually, one segment at a time. This process is very slow, and cannot happen overnight, which is something Billy understands well.</span>
Answer:
C. Groups of 20 people or things.
Explanation:
The word <em>"scores"</em> in this context is indicating groups of twenty people or things, it is a figurative expression in order to make emphasis about a high quantity. In this case, it is showing that a great deal of people were paying attention to the woman in the crowd.
The statement which best states the central idea of the excerpt is "The rat's fame".
<h3>The central idea.</h3>
The central idea of an excerpt means the major idea, information or point the excerpt is describing or referring to.
The central idea of the excerpt from "Exploring Mars.” is "The <em>rat's fame".</em> The scientist believed the rats fame isn't really bad because it can help people get interested in the Rover's mission.
The rat fame increase the curiosity of people to see more photos by visiting the NASA's website, thereby, helping to increase their knowledge on Mars.
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