After all the recent political changes, the Syrians are figuring out again how they relate to each other and to the city they have always lived in without quite fully owning - figuring out how to create that city for themselves, both politically and socially, with bricks and mortar.

A) to each other and to the city they have always lived in without quite fully owning - figuring out how to create that city for themselves, both politically and socially, with bricks and mortar.

B) to one another and to the city in which they have always lived without quite fully owning - figuring out how to create that city for themselves, both politically and socially, with bricks and mortar.

C) to one another and to the city they have always lived in without quite fully owning - figuring out how to create that city for themselves, politically and socially, as well as with bricks and mortar.

D) to each other and to the city they have always live in without quite fully owning - figuring out how to create that city for themselves, politically, socially, and with bricks and mortar

E) to one another and to the city in which they have always lived without quite fully owning - figuring out how to create that city for them, politically and socially, as well as with bricks and mortar.

The OA is C.

I need some expert to explain option by option, how can I determine that C is the correct.