The number should be -3. That is because she goes from 0 to three floors bellow, meaning it's 0-3= -3. The first floor bellow would be -1, the second would be -2, and the third one is -3. It would be different if you counted it as number 1 as they do in some countries, but here it's -3.
Answer:
it makes the land fertile for crops by supply water
The fact that woman and other races are allowed to vote, own land, and work freely
Answer-
1.China
2.North Korea
3. Japan
4.South Korea
So we can charge our phones