Answer:
the best 3 are helthy,fake,junk
Explanation:
Replace cells I think heal a cut
Growth and development- fertilized eggs etc
Reproduction- have babies.
I might be wrong so my bad.
Psychologists use a systematic method in research in order to eliminate subjectivity and allow for consistency across studies. This is to ensure that data is tested and recorded in the most objective way possible as well as ensure that psychologists are defining and measuring psychological concepts and behaviors in the same way.