What is theme?

a) the dramatic struggle or clash between two or more forces in a story
b) the recurring object, concept, or idea in a story
c) the lesson a reader infers from reading a story
d) the central message or insight revealed through a story

i would think yes.

explanation:

because we have every natianlity in our country which makes us so diverse and unique. that's why in a lot of cities there are places like little italy, koreatown, chinatown.  

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.