If you usually listen to the 6 o'clock news while waiting for dinner to be served, you would tend to associate the news with dinner, and eventually the sound of the 6 o'clock news alone might cause your mouth to water even if dinner was not being prepared. this is known as

Click on  the link  to view information gathered by the organization keep america beautiful. read "the costs of american littering" to find three negative effects of litter in local communities.  based on your research, what are the negative effects of litter in local communities? check all that apply.litter cleanup is very expensive.litter has decreased since 1969.litter is a constant community problem.litter causes property in the community to be less valuable.litter contaminates water and has other environmental consequences.