Hi @event-horizon.first of all thank you for considering my post and replying on it. As you can see from my rank ,i am a new user on steemit ,i have many problems in understanding things.Before writting this post ,i read some posts of other participents ,one participent did the same thing that she mentioned the source from where she took that information so i did the same thing in my post.
Here is a screenshot of this post

But i dont know how to add this in you post .

These are you words which i did not understand please help me.