Answer:
in order to have something
Explanation:
so that the country can be stable
to a certain extent. the rovers are meant to be stable in the conditions of cars along with it's gravity levels. these factors can fluctuate depending on the planet. other factors, such as wheel grip along with the inside work (wires and stuff) do not change too much.
<span>technological advances that lowered transportation costs dramatically</span>
I believe the third answer is the correct one
Entangling alliances grew the small conflicts instantly.
When Austria-Hungary attacked Serbia for just the region of Bosnia-Herzegovina, automatically Russia and Germany were in the war.