According to statistics, currently there are approximately 22 million drug users living in the United States.
You didn't really provide any following goals that a typical community would have during health promotion offers, but we can say that any goal which is in line with a healthier eating habit lifestyle change together with increased exercising would be something common.
Answer:
a. It can be used for photosynthesis.
Explanation:
Since carbon dioxide is needed in the photosynthesis process, then much of the carbon dioxide which is produced by green plants is not always excreted in form of metabolic waste because it can be easily used in the photosynthesis process.