For your question the answer is C.
Hope this helps:)
I think that society would have less ridiculous beauty standards. And I think people would become more humble towards each other; if we see ourselves less, we think less about our looks. We look to the less superficial aspects of life. Hope this helps, I'd write more, but I wouldn't want to rant ;)
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.
C, the group was founded and worked in Greece.