age structure diagrams with a wide base compared to a very narrow top indicate very fast growth in that…

age structure diagrams with a wide base compared to a very narrow top indicate very fast growth in that population. why does a wide base and very narrow top on an age structure diagram indicate fast growth in that population? because there are fewer young people than older people because there are many more young people than old people because there are many more old people than young people because there is an equal number of old and young people