For the Native Americans.
<span>The oligopoly is characterized with few large producers that standardize or differentiated products, there are barriers to enter/exit.
</span>Some observers assert that oligopolies are less socially desirable than pure monopolies because informal collusion among oligopolists may yield price/output results similar to those under pure monopoly yet give the outward appearance of competition.
The case study that is conducted by gathering information about the psychological patients is a clinical case study.
It is a detailed information of the case pertaining to the one or more patients through an observation research, collecting data and also it includes<span> reporting descriptive information.</span>
Answer:
okay explain more im confused
Explanation: