How did photosynthetic bacteria changed Earth's atmosphere. A. Made it Warmer B. Made it rich in oxygen C. made it more dense ​

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.

find out why you don't need to aim at such a syllable pattern in english. you may have thought that haiku was supposed to be 5-7-5, so what's up with the logo by the gravitational pull of celestial objects, can touch us in unexpected ways.

actually the answer is c

i'd have to say the answer is probable the second option "the geosphere interacting with the atmosphere"