Indiana Northeastern Railroad stretches nearly 130 miles in length across northeastern Indiana, northwest Ohio and southern lower Michigan. Most of the railroad's traffic interchanges with Norfolk Southern at Montpelier, Ohio.
The answer is B. Trees, because trees are one of the first essentials to regrowing an environment
I think that the answer is Indo-European.
The first stage is ignited at launch and burns through the powered ascent until its propellants are exhausted.