Carl Sagan says this because when a star explodes different elements are formed and these include hydrogen and helium. Which can be built into carbon, nitrogen, and oxygen that is made up of our bodies.
Answer:
Natural Selection.Explanation:
One such situation would be Natural Selection. This involves the weaker individuals of a population dying off while the stronger ones continue living long enough to reproduce and pass on their stronger genes. This occurs naturally in every species and determines how a species evolves over time, therefore providing very valuable information. However, performing this as an experiment would involve killing off the weaker portion of a population or allowing them to die which would be unethical.
<span>If Gary always requests his superior’s advice when solving a problem or making a decision, the type of decision maker he is is C. submissive.
He shies away from making the decision on his own, and instead asks for an authority figure to do it for him.
Plungers make rash decisions, evaders avoid making the decision, and fatalists feel that they have absolutely no control over their own decisions.
</span>