Naturalization is a legal process by which a person A. gives up his or her citizenship.
B. is forced to leave a country.
C. becomes a citizen of another country.
D. can legally live and work in another country.

there are treatment options for depression (mdd) that may work for you. one way of treating depression may be to affect the levels of certain chemicals that brain cells use to communicate, called neurotransmitters. scientists believe that certain neurotransmitters may be out of balance in depression.

although the exact way depression medications shown to ease overall depression symptoms in some people work is unknown, scientists think that some medications work by affecting the levels of a neurotransmitter called serotonin in the brain. other treatments work by affecting the levels of other neurotransmitters like norepinephrine or dopamine.

the answer your looking for is c. : )

b because thats the naswer i got