Cultural diffusion is the spread of cultural trends across locations. Beliefs, practices, and ideas get shared from person to person, and sometimes even around the world through this diffusion, as happens with viral videos. Many cultural practices are spread by a type of cultural diffusion called expansion diffusion.
It really depends on which war the question is referring to, but if it's referring to WWII the answer would be true.
The plot is basically the whole idea of the story it is place when where they are they could be in jail in a tree anywhere could be q plot