How long does a monkey have to receive a job?

Who was pink floyd? i need answer for assignment answer who he was and three songs he sang.

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

How did ferren learn about engineering, if not in school? how might this have been similar to how the ancient cultures learned engineering?