Answer:
Genetic variation.
Explanation:
It is caused by genes inherited from parents to offspring. It is a result of genetic information from parents.
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According to question and text find on internet, answer is: <span>E. This country has a national government and subnational governments, made up of the people and administrative divisions, called cantons.
</span>Canton (<span>small in terms of area and population) </span><span>is a type of </span>administrative division<span> of a country.</span>
In any particular culture, an idea or way of doing things that is common to the culture is called a cultural norm.
Chad = 1960
Congo = 1879
Kenya 1963
Sudan 1956
Answer is obviously C.