When would it be most appropriate to measure distance in space using astronomical units?

baltic states. baltic states, northeastern region of europe containing the countries of estonia, latvia, and lithuania, on the eastern shores of the baltic sea.

explanation:

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.