You are designing a SharePoint 2010 solution. Site administrators do not have direct

access to the file system on the Web servers. You need to design the solution according to
following requirements: ·It must contain a set of Web Parts that receive information from a
common collection of configuration dat a. .Site administrators must be able to modify the
configuration settings for individual sites using the standard SharePoint user interface

A.
Set the configuration data with SharePoint persisted objects.

B.
Set the configuration data in the property bag for each Web site.

C.
Set the configuration data in a list on each site where the Web Parts are placed.

D.
Set the configuration data with the SPWebConfigModification object.