Which statement is true regarding this connect string?
(DESCRIPTION
(FAILOVER=on)
(ADDRESS_LIST=
(LOAD_BALANCE=ON)
(ADDRESS=(host=sales-east1) (port=1522) )
(ADDRESS=(host=sales-east2)(port=1522))
(ADDRESS=(host=sales-east3) (port=1522) ))
(ADDRESS_LIST=
(LOAD_BALANCE=ON)
(ADDRESS=(host=sales-west1) (port=1522) )
(ADDRESS=(host=sales-west2) (port=JS22))
(ADDRESS=(host=sales-west3) (port=lS22) ) )
(CONNECT_DATA=
(SERVICE_NAME=sales) (REGION=east)))
A. It contains three global service managers in the client’s local region (east).
B. Client-side load balancing has been enabled only for the global service managers within the client’s buddy (west).
C. Connect-time failover between regions has not been enabled.
D. The REGION parameter is optional.
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