Answer:
A?
I think I'm wrong! please tell me what one it is if I'm wrong.
Answer: Water, Sunlight, Carbon Dioxide, and oxygen
Explanation: Hope this helps
In our community the ecosystem provides fresh drinking water via pipes called citywater or ground water. It should be protected well, because it is our cities only source of clean water, ''purified''.
All the letters that are the same. LL, hh, aa, TT, GG,OO,EE,vv,dd,yy,zz,AA
Answer:
provide protection against pathogens
Explanation: