It's not a person, never heard of a place called 'happiness', or I would go there.
It has to be a thing. Meaning it's a noun.
Dr. Ronald Shaw, HER COLLEAGUE, concurs with the theory of a black hole at the galactic center of the milky way. The appositive phrase in this sentence is "her colleague" and this refers to the noun "Dr. Ronald Shaw". An appositive phrase consists of words that serves as an additional information about the noun it describes. Usually, appositive phrases are enclosed with a pair of commas.
I would say A, and I think you mentioned Independence, but if you didn't then it is D
I believe it would be a horticulture journal
