A BGP router should use three export policies named add-communities, no-rfc1918-routes, andrejected-unwanted. Which export statement places the add-communities policy immediately before the default BGP policy?（）A. export [add-communities no-rfc1918-routes rejected-unwanted];B. export [no-rfc1918-routes add-communities rejected-unwanted];C. export [add-communities rejected-unwanted no-rfc1918-routes];D. export [no-rfc1918-routes rejected-unwanted add-communities];
A BGP router should use three export policies named add-communities, no-rfc1918-routes, andrejected-unwanted. Which export statement places the add-communities policy immediately before the default BGP policy?（）
A. export [add-communities no-rfc1918-routes rejected-unwanted];
B. export [no-rfc1918-routes add-communities rejected-unwanted];
C. export [add-communities rejected-unwanted no-rfc1918-routes];
D. export [no-rfc1918-routes rejected-unwanted add-communities];
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