What is the state of the R1, R2 device and the LINK aft…

What is the state of the R1, R2 device and the LINK after a failover?

A.
R1 = WD, R2 = RW, LINK = NR

B.
R1 = RW, R2 = NR, LINK = RW

C.
R1 = WD, R2 = RW, LINK = RW

D.
R1 = WD, R2 = NR, LINK = NR