Self-reliance
The Aztec's practices and cultures manages its people by group-orientation arrangements like family, or more elaborately extended family actions and others widely oriented on having two families altogether which was strongly unseen in the European individualists who relies on themselves.
One of the most common methods to date volcanic rocks uses potassium radioactive parent and argon stable daughter).
Discrimination is the act of making unjustified distinctions between human beings based on the groups, classes, or other categories to which they are perceived to belong.
Potential rate of return on investments and the level of risk are directly correlated. In general, if the level of risk of investment increases, the amount of potential return increases as well. As investors move up on the 'pyramid of investment risk' the chances of losing increase along with the amount of potential return.