Apsychologist spends her entire career studying how and why changes occur in people throughout their lives. this psychologist is most likely working in the field of

Human Development

Human Development deals with the scientific study of how and why human beings develop over the course of their life.

dude the first thing it says is that copied answers will get a zero. plus it would take anyone on an incredibly long time to answer. ive seen 2 people asking the exact same question and their questions got taken down. i have the assignment too, and im in the progress of doing it. i suggest going to a more private website, because this is the first place teachers look.

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long