Sleep spindles are sudden bursts of oscillatory brain activity that occur during stage 2 of light sleeping.
Answer:
You do the answer.
Explanation:
Lincoln delivered one of the most famous speeches in United States history at the dedication of the Gettysburg National Cemetery on November 19, 1863. The victory of U.S. forces, which turned back a Confederate invasion, marked a turning point in the Civil War.
Contact metamorphism is the process of forming metamorphous rocks. One type of this process os asteroid impacts in which heat and pressure breaks the rock beneath the surface melting and vaporizing large quantities of rock. Products are called impactiles. One example is coesite. Mylonites are rocks formed from another type of metamophism which is Cataclastic Metamorphism. Hence answer is B. Mylonites.
When the interpretation of data is being judged by its objectivity, this is known as reliability.
<h3>What is objectivity in research?</h3>
It means that the data used and its interpretation were done in a way that is free of bias.
This ensures that the data is reliable because it tested what it purported to test without any bias altering the results and making it unreliable.
In conclusion, option B is correct.
Find out more on bias at brainly.com/question/4095022.