C is correct
A is incorrect because the far right lane of the road is NEVER a U-turn lane unless you can drive on the sidewalk legally (you can't)
B is incorrect it is not always the lane next to the center lane
Natural gas is a fossil fuel used as a source of energy for heating, cooking, and electricity<span> generation. It is also used as fuel for vehicles and as a chemical feedstock in the manufacture of plastics and other commercially important organic chemicals.</span>
It talks about density!
I guess !
XD