The choices are:
A. folic acid
B. mercury
C. vitamin D
<span>D. vitamin C
The answer is A. folic acid
Source:</span>https://www.health.ny.gov/publications/1335/
Based on a study, folic acid can prevent brain damages and spinal problems 70%. Giving sufficient folic acid during the first month of pregnancy can help five better health condition and prevent birt defects. There are plenty of foods containing folic acid, mainly coming from cereals, grains, and vegetables.
It allows us to determine not only how and why organisms have become the way they are, but also what processes are currently acting to modify or change them !
Primary succession occurs in essentially lifeless areas while secondary succession happens where there were previous communities
Interaction between two species as both attempt to use the same environmental resources is
Species
<span>Abiotic = Nonliving
Plants are living, they are biotic factors</span>
