Pollution of a river as a byproduct of paper manufacturing is considered a(n)

a. natural resource

b. negative externality

c. internal benefit

d. human capital

e. external benefit

B. Negative externality

Explanation:

An externality is defined as a benefit or a loss that occurs to a third party due to some external reasons. The party has no control over the creation of the benefit or loss. It can be both negative or positive. Negative externality is a loss caused to the party whereas positive externality is a benefit caused to the party.

Here, the river is being polluted due to paper manufacturing industry. It means that the river is incurring a loss due to an external factor. Hence, this situation would be considered as negative externality.  

i would go with b

cytokinesis occurs after telophase so that eliminates d

and the entire reason for cytokinesis is for cellular reproduction

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.