Who is the biggest girl group in the world !

In a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.

Which of the following is an example of the endocrine system maintaining homeostasis? detecting a pain stimulus and sending a signal to the spinal cord to perform an automatic response discharging an excessive amount of hormones in the blood and not sending a signal to stop production releasing hormones that speed up heart rate and blood pressure while slowing body functions like digestion and growth using sense organs to get information about the outside world and direct an appropriate body response release

Social documentation is a formal photograph of the document social security in an attempt influence people‘s thoughts and actions which of the following is not considered a great photograph or social documentation of the great depression