Referring to the exhibit, which path would traffic passing through R1 take to get to R6?

Exhibit:

Referring to the exhibit, which two statements are true? (Choose two.)

Exhibit:

You must configure an OSPF virtual link to facilitate communication between Area 0 and Area 20.
Referring to the exhibit, which two addresses should you use as the neighbor IDs of the virtual link endpoints?
(Choose two.)

Exhibit:

Referring to the exhibit, the local BGP router is receiving IPv4 routes from the BGP neighbor, but it is not receiving L3 VPN routes from the BGP neighbor.
Which two actions should you take to solve this problem? (Choose two.)

A network designer wants to ensure that traffic from R2 destined for 2001:db9:ffff:ff00::/62 always traverses the R2-R1 link if that link is available.
Referring to the exhibit, which configuration change will satisfy this requirement?