Prime numbers are numbers that are only divisible by 1 and themselves. So, to tell if a number is prime, look at its factors.
19:
1 x 19
29:
1 x 29
39:
1 x 39
3 x 13
So, because 39 has more than one set of factors, it's NOT a prime number.
Companies that are ethically responsible have already met<u> </u><u>economic</u><u> and </u><u>legal </u> responsibilities.
<h3>What is ethic?</h3>
Ethic can be defined as the ability to know what is right from what is wrong.
On the other hand ethical responsibility is the ability for a person or an individual to follow or abide by principles, norms and values according to the set standards without going against it.
Hence, For a company or organization to be consider ethical responsible they must have met the economic and legal responsibilities.
Learn more about ethics here:brainly.com/question/3838938
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A. Nile river <em>is the answer</em>
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