The answer is : 2001:DB80:1470::200
A double colon ( :: ) can replace any single, contiguous string of one or more 16-bit segments (hextets) which is consist of all 0s, and it can only be used once per IPv6 address. Therefore,any leading 0s (zeros) in any 16-bit section or hextet can be omitted.
The correct answer for your question is true, Hope this helps
Answer:
You can.
Explanation:
If you want you can, but usually as you cover topics you should list the definitions for each topic then instead of all at the beginning you do not want it to seem like it is a lot.