How do i fo this question

Selection pressure means factors that contribute to selection which variations will provide the individual with an increase chance of surviving over others. Because of selective pressures, organisms with certain phenotypes have an advantage when it comes to survival and reproduction. Over time, this leads to evolution.

Explanation:

i hope this helps bc i think its D. not entirely sure.

the correct answer is c   with the systems

not sure if this what   you'r looking for would be percent composition