单选题You want to set the following Initialization parameters for your database Instance LOG_ARCHIVE_DEBT_1 = ，，LOCATION=/disk1/arch LOG_ARCHIVE_DBST_2 = ，，LOCATION=/disk2/arch LOC_ARCHIVB DBST_3 = ，，LOCATION=/disk3/arch LOG_ARCHIVE DBST_ = ，，LOCATION=/dis
题目
单选题
You want to set the following Initialization parameters for your database Instance LOG_ARCHIVE_DEBT_1 = ，，LOCATION=/disk1/arch LOG_ARCHIVE_DBST_2 = ，，LOCATION=/disk2/arch LOC_ARCHIVB DBST_3 = ，，LOCATION=/disk3/arch LOG_ARCHIVE DBST_ = ，，LOCATION=/disk3/arch Identify the statement that correctly describes this setting.（）
A
The MANDATORY location must be a flash recovery area.
B
The optional destinations may not use the flash recovery area.
C
This setting is not allowed because the first destination is not set as MANDATORY.
D
The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.