Question

where is the ozone layer located?
mesosphere
troposphere
thermosphere
stratosphere

Explanation:

The ozone layer is mainly located in the stratosphere. The stratosphere is a layer of the Earth's atmosphere. In this layer, there is a relatively high concentration of ozone molecules. The mesosphere is above the stratosphere and has different characteristics. The troposphere is the lowest layer where weather occurs. The thermosphere is a very high - altitude layer with different atmospheric behaviors.

Answer:

Stratosphere