I need to add a contract agreement that client can read in the form?

How can I add a contract inside of a text box (so it doesn't look so long).  I need the client to scroll down the text box to read the contract

There are 2 widgets made specially for this that you can add to your form.

Please check them here 

#1 Terms & Conditions widget

#2 Short Scrollable Terms widget

Let us know if you need further assistance.