JAMB - Geography (1999 - No. 40)

Which of these statements is true concerning the three rates illustrated above?

The rate were highest in 1950 and declined steadily throughthe years

The world rate is closer to that of the more developed region than that of the less developed

The average world rate of growth in 2010 is less than the other two rates

the rate of the more developed regions virtually declined through-out the period