a schedule of partial reinforcement in which the first response after a changing, or non-fixed, period of time is reinforced is called a(n) schedule.

What happened in georgia as a result of the supreme court ruling in brown v. board of education? question 3 options: the sibley commission was formed all public schools were desegregated the southern christian leadership was formed the general assembly passed laws to keep schools segregated.

What was the main purpose of one of the first world organizations

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.