What is the dimension of the volleyball court

Me with this i need to get the answer quickly.

How is health different for most people in this country today from what it was for people born in 1900? a. people have a shorter life span. b. people today work harder to survive. c. people today live in poorer sanitary conditions. d. people today can focus less on day-to-day survival and more quality of life.

When comparing the digestive and urinary system, we can conclude that they both