The Uranium needed as fuel rare and must be processed.
Answer:
Since there is no options, my best guess would be: Oligarchies.
Explanation:
Oligarchies are governments in which a collection of individuals (group) rules over a nation.
Have a great day/night! ^^
relating to, involving, or requiring an absence of free oxygen.
or
relating to or denoting exercise that does not improve or is not intended to improve the efficiency of the body's cardiovascular system in absorbing and transporting oxygen.
The feature is called Evolution based on hypothesis. Charles Darwin's Hunting hypothesis was that Bipedalism freed the hands for making tools. Rodman and McHenry's patchy Forest Hypothesis, bipedalism was ore efficient than quadrupedalism such that forests diminished and food resources also became scattered. Also not valid because bipedalism evolved in a forest environment.
Owen Lovejoy's Provisioning Hypothesis that males assist females more efficiently in procuring food; the need for food hypo, Birth spacing would be reduced.