What percentage of the department of transportation's budget is for winter road maintance? 20% 30% 5% 46%

I would say 20% assuming this is for all of the US with quite variable winter conditions from north to south and using the fact that of the Virginia D of T Highway budget, 40% was for road maintenance throughout the year. 

Most of the land is used for housing/commercial uses

Evidence peice 1: millions of years ago existed the supercontinent pangea after millions of yearsnit broke into peices and formed smaller continents and islandsevidence peice 2: there is a massive fault line in san fransico and california that has the potential to cause massive earthquakes which supports the theory of fault linesevidence peice 3: mountains are said to be formed by earths tectonic plates crashing against each other for millions of years and eventually if forms a big point know as a mountain.evidence peice 4: the mariana trech is the deepest place (so far) discovered in the oceans of earth. it is so deep that you can literally see how earths plates are divided and or continents as well