As people are always dying and babies are always being born so doctors don’t know the exact figure of the population, just an estimate.
hope this helps x
Because if you feel sad then you won’t want to be able to do anything in life and get up and move around to motivate yourself if you are sad
The main function of the muscular system is to move
Answer:
i think its D? butttt im not sure tho if you get it wrong im sorry:( my bad!!