Shandong Peninsula, Qingdao.
The Constitution of the United States established America's national government and fundamental laws, and guaranteed certain basic rights for its citizens. It was signed on September 17, 1787, by delegates to the Constitutional Convention in Philadelphia.
Answer:
b. until the AIDS crisis, there was little scientific demand for data on sexual behavior.
Explanation:
Before the AIDS crisis, there was not so much interest on human sexuality from a medical and scientific point of view. While sexually transmitted diseases were already known, few had caused such a negative impact as AIDS, which became truly an epidemic.
Because of this short time frame, from the 1980s up to this day, scientists have not been able to accumulate so much information as to provide reliable data on the subject.
