Answer:
The researcher is most likely studying C. absolute threshold.
Explanation:
Threshold refers a specific intensity which needs to be exceeded in order to <em>obtain a certain reaction</em>. For example, pain threshold.
The absolute threshold refers to the smallest change in a <em>stimulus' intensity</em> in order to be <em>identified by the senses</em>, such as hearing, vision, etc.
In this case, a <em>change in tones requires a low intensity</em>, meaning an almost subtle change can be easily identified by the human sense. It is most likely the researcher is studying your absolute threshold.
change begins when people are educated and strong
This excerpt expresses the theme of empowerment through education and how such an experience can lift people from oppression. It also demonstrates how a people that are strong willed can pull together to correct the injustices that afflict society
Patrick Henry served as Virginia's first governor (1776-1779) and sixth governor (1784-1786). In the aftermath of the Revolutionary War, Henry became an outspoken Anti-Federalist. Henry and <u>other Anti-Federalists</u> opposed the ratification of the 1787 United States Constitution, which created a strong federal government.
I believe the answer is: Biases
The person who made such comments usually had a a really strong preference in one economic system, to the point where that person refuse to acknoweldge the weakness in their preferred view and the strength in the opposing view. This bias could easily be held by all sides.