Answer:
Kat should get a whistle that emits sounds in the range of <u>23 and 54,000 Hz</u>.
Explanation:
The hearing range is the frequency range that can be heard by the animals, including humans.
Generally, the hearing range of humans is about 20 to 20,000 Hz and the hearing range of dogs is around 67 to 45,000 Hz
Dog whistles are the whistles which emits ultrasonic sound and are used for training dogs. <u>Generally, the dog whistles are within the range of 23 to 54,000 Hz and thus, can not be heard by the humans.</u>
The right option is; d. the average American watches 4 hours of television per day.
A sedentary lifestyle is a style of living which involves increased amount of daily sitting or lying down such as when watching television, when playing video games, when reading, or working on the computer. A sedentary lifestyle can contribute to negative health problems such depression, diabetes, increased anxiety, and cardiovascular disease.
At the end of 19 th century, Impressionism, as a movement, begin to fade out as an intellectual school.
Impressionism is a 19th-century art movement that emphasizes relatively small, fine but visible brush strokes, open compositions, and precise depictions in the changing nature of light (often emphasizing the effects of the passage of time). ), usual subjects, and unusual ones.
Incorporating perspective and movement as key components of human perception and experience. Impressionism emerged with a group of Paris-based artists who became famous for their independent exhibitions in the 1870s and his 1880s.
Impressionism faced stiff opposition from the French conventional art community. The name of the style is derived from the title of Claude Monet's work, Impression, Soleil levin (Impression, Sunrise),
Learn more about Impressionism here:brainly.com/question/1794627
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Answer:
psycho-dynamic
Explanation:
psycho-dynamic is an approach that includes all the theories. This theory is based on the incentive and derives of a person. Freud proposed the psycho-dynamic approach. This theory includes all the ideas. The psycho-dynamic theory is based on its followers and the theories of the psychoanalytical approach. Sigmund Freud is a psychologist who has been proposed a psycho-dynamic approach that includes all ideas of psychology.
Thus here Sean is a psychologist who has been used the psycho-dynamic approach
