A lot of people were depressed because a lot of young boys died and there were a lot of parents who lost their boy(s). Plus, there were a lot of girls who didn't have a spouse so that kind of or alomst threw off the balance of humanity.
Answer:
d
Explanation:
Europe is the closest one to a population growth of 0.
Getting a dental check up cost it can be expensive benefit it helps your teeth look better or make them better
Getting an extra hour of sleep cost it can mess your sleep schedule or make it harder to wake up when you have to a benefit could be that you get Mor rest meaning you get more energy