AcustomerhastwoDS8000systemsintheirenvironment.OneDS8000hasFlashCopylicensedwhiletheotherdoesnot.ThecustomerwishestolicenseFlashCopyonthesecondDS8000.WhichofthefollowingdescribestheTDArequirementinthissituation（）
A.apre-saleTDAismandatory
B.apre-installTDAismandatory
C.apre-installTDAisnotmandatorysinceitisnotFirstInCustomerLocation（FICL）
D.bothpre-saleandpre-installTDAsaremandatory
参考答案：C
