Two MSR routers MSR-1 and MSR-2 are interconnected through the 172.16.16.0/20 network segment. Now it is necessary to configure the OSPF protocol on the router MSR-1 to establish an adjacency relationship with MSR-2. Which of the following configurations is not feasible? 

Two MSR routers MSR-1 and MSR-2 are interconnected through the 172.16.16.0/20 network segment. Now it is necessary to configure the OSPF protocol on the router MSR-1 to establish an adjacency relationship with MSR-2. Which of the following configurations is not feasible? 
A . MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.255.255
B. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.32.255
C. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.15.255
D. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.31.255

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Answer: B