Answer:
A template
Step-by-step explanation:
The type of construct he should create is a Template.
Template: A template is a file that serves as a beginning point for a document that is new.
When you open a template, it is pre-formatted in a way. for instance you might make use of a template in Microsoft Word that is arranged as a business letter, the template would mostly have a space for your address also a name in the left (upper)corner, which is an area for the receivers's address.
Now a little below that on the left site, is an area for the message (body) and after that, is a spot for your signature at the bottom.