How can a vaccine change how people encounter diseases in their environment?

Put the following steps for calculating net worth in the correct order. step #1: step #2: step #3: step #4: step #5:

Locate an article online from a news source that illustrates at least one determinant of supply. write a summary of the article, list the determinant(s) that were discussed in the article, and give a brief explaination of the effect of the determinant(s). you don't need to write the entire thing out, just find a source and tell me what i should include. i'm not the best at some parts of economics, and this is one of the parts i suck at.

Our environments can change human behavior. describe some ways that environment changes the choices we make. what does the connection between humans and environment have to do with the study of geography?