Question

the decomposition of organic matter in the presence of oxygen
choose an answer
aerobic decomposition
thermophilic decomposition
aerobic decomposition
none of these
dont know?

Explanation:

Aerobic decomposition occurs when organic matter is broken down in the presence of oxygen. Anaerobic decomposition happens without oxygen. Thermophilic decomposition refers to decomposition at high temperatures and is not related to the presence of oxygen.

Answer:

aerobic decomposition