What should you do to perform an interfamily microcode upgrade from 5670 to 5671?

A.
-Save running bin from 5670 in 5671
-In 5670, add the number of power supplies
-Add the current or planned cache layout
-In 5671, check LRU Settings

B.
-Save running bin from 5670 in 5671
-In 5670, check EAN Settings
-In 5671, add the number of XCM Boards
-Verify number of RDF boards

C.
-Save running bin from 5670 in 5671
-In 5670, check LRU Settings
-In 5671, add the number of power supplies
-Add the current or planned cache layout

D.
-Save running bin in 5670
-In 5671, check LRU Settings
-Perform environmental test