Correct Option: A

influx (Noun) : a lot of people, money or things arriving somewhere
exodus (Noun) : a situation in which many people leave a place at the same time
homecoming (Noun) : the act of returning to your home after being away for a long time
return (Noun) : the action of arriving in or coming back to a place that you were in
before; reappearance restoration (Noun) : the act of repairing, cleaning, bringing back a system, a law, etc.; returning something to its correct place, condition or owner