Terms and conditions is a page in the form which sets out the rights and responsibilities of anyone using the form. It effectively forms a contract between the site and the user.
Terms and conditions often include an explanation or definition of key terms used in the terms, etc..
This is the easiest way to perform it. Using the Adobe LiveCycle Designer, you can insert a new Master Page, insert your terms and conditions in a Text box and in Object > Master Page palette select Restrict Page Occurrence , then your terms and conditions will be always displayed in last page.
The expected results will be like below: