Respuesta :
Answer:
I say ith's either A or D,
Explanation:
But my vote's on D Since I know their both living beings
Answer:
D
Explanation:
Biotic factors are living things.
A- humidity and precipitation are not living
B-water and soil pH are not living
C- water and air temperature are not living
D- snails and bacteria are living
A, B and C give examples of abiotic factors, or things that are not living. Therefore, the examples of biotic factors is choice D.