Which route-map configuration must the administrator apply to router RTBH-1 to complete the implementation of RTBH services to CE-1?

Refer to the exhibit.

ISP ASN 65100 provides Internet services to router CE-1 and receives customer prefix 198.18.18.0/24 via eBGP. An administrator for the ISP is now provisioning RTBH services to provide on-demand data-plane security for the customer’s IP space.

Which route-map configuration must the administrator apply to router RTBH-1 to complete the implementation of RTBH services to CE-1?
A . route-map RTBH-CUSTOMER-IN permit 10
description AS65001
match ip address prefix-list AS65001-PREFIXES
match community 99
set local-preference 200
set community no-export additive
set ip next-hop 192.168.255.255
route-map RTBH-CUSTOMER-IN deny 65535
description DEFAULT DENY
B. route-map RTBH-CUSTOMER-IN permit 10
description AS65001
match ip address prefix-list AS65001-PREFIXES
match community 99
set local-preference 200
set community local-as additive
set ip next-hop 192.168.255.255
route-map RTBH-CUSTOMER-IN deny 65535
description DEFAULT DENY
C. route-map RTBH-CUSTOMER-IN permit 10
description AS65001
match ip address prefixlist AS65001-PREFIXES
match community 99
set local-preference 200
set community no-advertise additive
set ip next-hop local-address
route-map RTBH-CUSTOMER-IN deny 65535
description DEFAULT DENY
D. route-map RTBH-CUSTOMER-IN permit 10
description AS65001
match ip address prefix-list AS65001-PREFIXES
match community 99
set local-preference 200
set community no-advertise additive
set ip next-hop 192.168.255.255
route-map RTBH-CUSTOMER-IN deny 65535
description DEFAULT DENY

View Answer

Answer: A