Regarding " this"and "it"
Solution 1:
This is used when pointing out or identifying a nearby object. Once identified, you would use it.
What is this? It is a pen.
Whose book is this? It is my aunt's.
This is used when pointing out or identifying a nearby object. Once identified, you would use it.
What is this? It is a pen.
Whose book is this? It is my aunt's.