I would need to see what type of question you are asking
Answer:
The model has carbon in lithosphere, hydrosphere, biosphere, and atmosphere in different forms.
Explanation:
In the model, carbon is present in the atmosphere in the form of carbondioxide gas. This carbon is absorbed by the plants in the process of photosynthesis in order to produce food for itself and other organisms while on the other hand, plants, animals and humans give this carbondioxide to the atmosphere through the process of respiration. Carbon is present in earth spheres such as lithosphere, hydrosphere, biosphere, and atmosphere. Carbon is present in the land in the form of coal, oil, and natural gas, oil shale, and limestone. It is also present in water in dissolve form. It is present in the body of plants and animals in the form of proteins, fats and carbohydrates. It is present in the atmosphere in the form of carbondioxide gas.
Dear friends
There are many things you can become addicted to such as video games,types of drugs and many more and that can be a bad habit because you will be continue to do it and it can’t affect you and others around you that’s why u shouldn’t try certain things that you know aren’t good for you...... hope it helps ?
The Answer to your question would be B. The stuffy lecture hall creates a feeling of being bored and trapped.