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.
Answer:
B. Facts from a documentary about mechanical and artificial hearts
Answer: innumerable spiritual beings concerned with human affairs and capable of helping or harming human interests.
Explanation:
Sociologist William Julius Wilson uses this term Jobless ghettos to describe high-poverty minority neighborhoods where the majority of adults do not work.
The negative urban population in the America has grown from 33 percent of all nationwide poverty in 1959 to almost 50 percent in 1991, maximum hastily in African American neighborhoods.
Social scientists like Wilson generally outline ghetto neighborhoods as those inside ghetto poverty census tracts, a proper time period for regions "wherein at least forty percent of the residents are terrible." He unearths it alarming that between 1970 and 1990, 1,203 tracts fell to ghetto poverty stage within the country's a hundred largest cities.
Wilson refutes the argument made by way of sociologists Douglas Massey and Nancy Denton that despair-generation ghetto poverty in the 1930s was simply as focused because it changed into in the Seventies due to the fact African American communities suffered identical racial segregation no matter the 12 months. but segregation does no longer provide an explanation for why, from 1970 to 1990, concentrated poverty has tripled in sure African American neighborhoods, nor does it remember "the rapid boom of joblessness, which accelerated through these two decades."
Learn more about Jobless ghettos here brainly.com/question/7730797
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Answer:
The number of years they serve per term.
