You are the administrator of a Microsoft Dynamics CRM 2011 environment that was previously upgraded from Microsoft Dynamics CRM 4.0. You are asked to perform an inplace upgrade from Microsoft Dynamics CRM 2011 to Microsoft Dynamics CRM 2013.
Which component generates a conflict that stops the upgrade to Microsoft Dynamics CRM 2013?
A. Microsoft Dynamics CRM 4.0 plug-ins
B. Microsoft Dynamics CRM 4.0 data maps
C. Microsoft Dynamics CRM 2011 customer relationships
D. Microsoft Dynamics CRM 2011 sitemap
