You have multiple SharePoint 2010 sites based on the same site definition. You need to
plan a strategy to update the property value for a Web Part specified in the site definition for
all existing sites. You must accomplish this with a minimum of developer hours. Which
strategy should you recommend?

A.
Create a delegate control with the updated value and deploy it through a feature to each
of the sites

B.
Copy an update to the Web Part into the global assembly cache (GAC) and perform an
IISReset.

C.
Use a PowerShell script to iterate through the sites and update the property.

D.
Update the site definition to specify the new property for the Web Part and deploy it
through a feature to each of the sites