Which approach should you recommend?

You are designing a SharePoint 2010 site that employees will use for project collaboration. The design should include a project name, identification number, and the names of the people on the project team displayed on a new page.
You need to design the site to meet the following requirements:
This page must be immediately available in existing sites in the site collection upon deployment.
.New sites must have this page immediately available.
Which approach should you recommend?

A.
Create a master page and deploy it to the Master Page Gallery.
Apply the master page to every site in the site collection.

B.
Create a page layout and deploy it to the Master Page Gallery.
Create a publishing page, based on the page layout, in every site in the site collection.

C.
Create an application page and deploy it to the _layouts directory.

D.
Create a Web Part page and deploy it to the top-level site of the site collection.