I would say <span>C. soldier's return to his hometown.
Because it was pretty much saying 6 years without being home, and then he didn't recognized most of the people that were welcoming him home. I mean he obviously does have something to do with the war but it's more about him coming back home.
<span>I think its the first one. It talks about the struggle of not knowing their own children. 1.The long deployment has been very difficult on those who serve their country. </span>