For example on number 1 the time signature is 4/4 , that means there has to be 4 beats in between each bar line. They have already put in a half note which is equal to 2 beats. You can either put another half note or two quarter notes.
Remember
Whole Note = 4 beats
Quarter Note = 1 beat
Half Note = 2 beats
Dotted Half Note = 3 beats
Return the food to the vendor
Answer:
I suppose that humans back then worried the same as we do with elections or political things, our current election with 2020 can be related back to most elections and how it affected people through stress.
reduction in wildlife,and a small loss of oxygen production