This statement is true. Organic compounds hold carbon and hydrogen along with oxygen and nitrogen.
Light travels best through empty space because there is nothing to block/disrupt its path.
The sun, that's our main source. Without it the world can die
B. North, was the correct answer
Total distance traveled = 1,223 miles
For a speed of 460 mph and for 75 minutes, distance traveled = 460*75/60 = 575 miles
Distance remaining = 1223-575 = 648 miles
Time taken at 439 mph to cover this distance = 648/439 = 1.476 hours ≈ 88.56 minutes