posted by Mack .
People are more close to each other.
Why do contagious diseases spread more readily in denser populations?
Thank you for using the Jiskha Homework Help Forum, BUT, what have YOU done on all these questions? Put on your thinking cap and come up with some logical answers. We'll be glad to HELP after you DO something but our job is to NOT DO it for you!
Contagious diseases spread from one person to the next.