The suggested answer is A, B.
To clear one or more entries in the IP routing table, use the following commands in any mode:

Reference:
http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/unicast/5_0_3_N1_1/Cisco_n5k_layer3_ucast_cfg_rel_503_N1_1/ l3_manage-routes.html
AB