Drag and drop on the left with the corresponding RIB or FIB function on the right

Which two impacts of adding the Ip events dampening feature to a network design are true? (Choose two.)

You have created a network design that has two point-to-point Metro Ethernet circuits extending a single production VLAN between two data centers. Under normal circumstances, one circuit will carry traffic and spanning tree will block the other. If the company wants you to make use of both circuits to carry production traffic, which two technologies and features will you investigate to integrate into your network design? (Choose two.)

Drag and drop the design characteristics from the left onto the correct network filter techniques on the right.
Not all options are used.

Which resource will be targeted by a TCP SYN flood attack?