Metal is known to be the main thing that they believed to be used in order to achieve longevity. As per Chinese Alchemy, they believe that the use of gold and cinnabar is the main factor that can be used in order to acquire longevity once used.
<span>Janus and Janus or the Janus report
was the one who conducted the first large scale study of human behavior to be
done after the reports of Kinsey and masters and Johnson. The Janus Report was
conducted by Cynthia and Samuel Janus surveying about a professor of radiology
and of obstetrics and gynecology sexual behavior.</span>
I would assume that this is a multiple choices question, thus the answer would be letter the first statement after the claim. "because human behavior may be patterned, but it is also spontaneous". Creating a central dogma in sociology would be like creating a central dogma of explaining humanity. As there are always the spontaneous nature of humanity, making prediction out of patterned behavior could be flawed. <span />
1. They wanted to settle the land and he refused.