A tool that is not useful for economic health is spending.
Answer: That's a excellent sales-pitch.
[not sure if that's the type of answer you wanted or not}
Explanat
ion:
D. Radar
They can tell how far it is as well as the size and direction
Answer:
Explanation:
That was the answer when the Russians blocked roads to West Berlin, at which point the US began sending food , water and medicine to the people of the surrounded city by plane.
