What will happen to the population of dolphins if the sharks die out?

I'm aware they would increase but after awhile all of the food would be eaten and they would die out.

So i'm confused on if they would increase or decrease.

Why would satellite imagery be more useful than a map in some instances? check all that apply. provides landmarks such as buildings is an overhead view of earth’s features can be used when internet is not available provides small details of roads for digital maps provides various methods of transportation to a location