Answer:
(A) I THINK IF I DO NOT GET THIS RIGHT PLS REPOT ME OR COMMET OR DELETE :)
Explanation:
The answer is the last one because:
- One has three sides and the other has four which doesn't makes it equal.
- One has three vertices and the other has four vertices.
- Obtuse is an angle greater than 90° but less than 180°, so it doesn't have an obtuse angle.
- Yes, it has one right angle each.
The correct answer is - biosphere conditions.
The ecosystems and the structure of the vegetation are parts of the wider term that is the biosphere. According to that, any changes that will appear in the functioning of the ecosystems, or if the structure of the vegetation is affected by something, it means that the biosphere is experiencing changes, thus it is becoming affected by this changes.
I believe your answer to be limestone, good sir.
