Answer:
The answer is B.
Explanation:
The United States has been progressively expanding towards the southwest since the start of the country.
The amount of chromosomes are fairly constant
Answer:
Answer: A.) A good deed can inspire long-lasting gratitude.
Explanation:
To establish causation sociology, there are three key factors namely correlation, time order and ruling out alternative explanations. correlation gives the difference between the alternatives to be considered, time order gives the occurrence of events chronologically, finally, the ruling out alternative explanation gives one the chance to get the best alternative
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