It is a fragment.
Although it has a subject and predicate, it is a subordinate clause as it starts with 'especially', indicating an adjective or adverb clause.
I believe that the answer to the question provided above is the announcement document. Sent to everyone who needs to be notified with.
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
Different- 1. one is a device and the other is not
2. You can look up things with a phone and you can’t with a pencil
3. Pencils are wood unlike a phone
4. You can make calls on a phone
Same- I have no idea