Plastic, rubber, wood, and ceramics
I have never heard of biofilms I'm so sorry
Homeostasis is the answer or equalibrium
The main answer is Climate. Here's why:
The climate of different places can be hot, cold, or just right. Because New York is on the eastern side of the United States (which is a very rainy place), there is enough water for forests, marshes, and rivers. There are mountians because of the land being above sea level, likely caused by erosion or earthquakes.
Answer:
The answer is options a and c
Brain and spinal cord
Hope this helps.