Answer: It's c
Explanation:
When we need more oksigen our body reacts and make heart to beat more faster so there will be more blood circulating and will compensate the dyoksid carbon that is produce with oksigen
I believe it's the first one.
Monitoring water changes can provide clues about the activity of a volcano. A sudden change could predict a volcanic eruption. Hydrologists also identify the paths that water takes as it flows down a volcano's side. Understanding how water flows can help us understand how lava might flow.
The figures in the deer hunt wall panting from catal hoyuk are rendered in the composite view, which describes what a human body is, as opposed to its appearance from specific viewpoint. Catal hoyuk has a most remarkable mural, a landscape, which is a picture of a natural setting in its own right without any narrative content.