Answer:
The extinction of a large number of species within a relatively short period of geological time.
Answer:
I would say bias.
Explanation:
bias: prejudice in favour of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
"there was evidence of bias against foreign applicants"
When you are being biased, you are putting your own opinion into what you are doing or you are trying to persuade the person hearing you, reading what you wrote.
Therefore, Evidence without bias increases its reliability.
<span>The 1-kg ball accelerates twice as much as the 2-kg ball.</span>
The correct answer is "the formation of new brain cell connections as the result of reading a book".
Usually, neuroplasticity is apparent in young children when the central nervous system has an abundance of neurons. This is always in the context of forming new brain cell connections or synapses that will lead the person to access the information quicker. This also exemplifies the principle of use and disuse when it comes to knowledge.
The other choices concerns the skeletal system, cardiovascular system, and the endocrine/reproductive system; all of which do not have a relation with neuroplasticity.