What is the proper sequence for installing software on the Cisco Unity 5.0 server in a 24-port voicemail only configuration with the message store located on-box?

A.
Windows 2003, Cisco Unity Preparation Assistant, SQL Server 2000, Microsoft Exchange Server, Active Directory Schema Extension, Cisco Unity Installation and Configuration Assistant

B.
Windows 2003, MSDE, Cisco Unity System Preparation Assistant, Exchange Server System Management Tools, Cisco Unity Installation and Configuration Assistant

C.
Windows 2000, SQL, Cisco Unity System Preparation Assistant, ForestPrep, Microsoft Exchange Server, Active Directory Schema Extension, Cisco Unity Installation and Configuration Assistant

D.
Windows 2003, MSDE, Cisco Unity System Preparation Assistant, ForestPrep and DomainPrep, Microsoft Exchange Server, Active Directory Schema Extension, Cisco Unity Installation and Configuration Assistant