You are planning to store some custom configuration settings in a SharePoint 2010 farm. A
set of key-value pairs must be saved and retrieved for several subsites within a web
application. You need to ensure that the key-value settings are stored for each subsite.
Which approach should you recommend?

A.
Programmatically store the values in the property bag of the SPWeb object.

B.
Declaratively store the values in the web.config file for the web application.

C.
Declaratively store the values in a custom list in the site collection that contains the
subsites.

D.
Programmatically store the values in the property bag of the SPFile object.