Answer:
I HOPE IT WILL HELP YOU A LOT.
I think it’s the third one
Answer: I think it's disapproving I am not sure sorry I'm taking it right now too.
Explanation:
Answer: 1. tell someone something quicker
2. abbreviations like “lol” or “ttyl”
3. use abbreviations
4. save time and send messages faster.
Explanation: in the answer lol