Answer:
The correct answer would be B
Explanation:
Answer:
a
Explanation:
Remember, a biotic factors are those that are living (having life in them), while the abiotic factors are not living organisms.
Oxygen is in the category of biotic and it interacts with the atmosphere (space) which is abiotic.
When examining indentations, document examiners may apply ash <span>to help reveal the indentations</span>