Both A and R are true, and R is the correct explanation of A.

Both A and R are true, but R is not the correct explanation of A.

A is true, but R is false.

A is false, but R is true.

1-C, 2-B, 3-A, 4-D

1-B, 2-A, 3-D, 4-C

1-A, 2-C, 3-D, 4-B

 1-D, 2-A, 3-B, 4-C

Source IP Address

Protocol

Time to Live (TTL)

Designation address

1-C, 2-B, 3-A, 4-D

1-B, 2-A, 3-D, 4-C

1-A, 2-C, 3-D, 4-B

 1-D, 2-A, 3-B, 4-C

Both S1 and S2 are correct

Neither S1 nor S2 are correct

S1 is not correct but S2 is correct

S1 is correct but S2 is not correct

3

12 

6

8

Both A and R are true, and R explains A.

 Both A and R are true, but R does not explain A.

A is true, but R is false.

A is false, but R is true.

Both S1 and S2 are correct

Neither S1 nor S2 are correct

S1 is not correct but S2 is correct

S1 is correct but S2 is not correct

 Routing loops

Packet duplication

Network partitioning

Increased bandwidth

Connecting multiple devices within the same VLAN

Interconnecting different VLANs for routing between them

Managing MAC addresses in a local network

Extending a Wi-Fi network

Managing IP addresses in a local network