Respuesta :
Justice: Concrete noun
Mine: Independent possessive
My: Pronominal adjective
I: Personal pronoun
This: Demonstrative pronoun
Something: Indefinite pronoun
Stair: Concrete pronoun
Whom: Relative pronoun
Mine: Independent possessive
My: Pronominal adjective
I: Personal pronoun
This: Demonstrative pronoun
Something: Indefinite pronoun
Stair: Concrete pronoun
Whom: Relative pronoun
Think those were all correct, except "Justice" is abstract and NOT concrete.
Abstract is more of an idea and concrete is a physical thing.