Answer:
The Indus Valley Civilization was an ancient civilization that lived in the area along the lower Indus river. The area is now Pakistans and Western India. This civilization is considered to be one of the great early civilizations along with Ancient Egypt and the Sumerian Civilization. The people of the Indus Vally Civilization planned their cities in a grid format and they paid attention to personal and public hygiene.
Explanation:
The physical and human characteristics associated with the Indus Valley civilization are:
1) streets planned on a grid
2) Hindu Kush Mountains
3) large central granaries.
Answer:
The answer is b. understanding is based mainly on basic sensory and motor abilities.
Explanation:
During the sensorimotor period, children's understanding is based mainly on basic sensory and motor abilities.
Answer:
participants were not allowed to seek available treatment
Explanation:
Tuskegee Syphilis Study was known as "Tuskegee Study of Untreated Syphilis in the Negro Male." The study started in 1932. The purpose of the study was to record the natural history of syphilis.
<u>The problem with this treatment was that the researchers first did not inform the participants on whom they were performing the research about the purpose of this study. Second, researchers did not allow these participants to seek available treatment for syphilis i.e., drug penicillin.</u>
So, the correct answer is the first option.