C. railroad...............
Because:
Its far away.
The farther an object it is, the smaller it is.
Pollution and it being near the equator also some of it is
located in the tropic of cancer making some parts of china have a tropical climate
hope that answers your question :)
Explanation:
Verkhoyansk Mountains, also spelled Verkhoiansk or Verchojansk, Russian Verkhoyansky Khrebet, mountains of Sakha (Yakutiya), far northeastern Russia, extending for 700 miles (1,100 km)—in a huge arc parallel to and east of the lower Lena River—to the Laptev Sea.