People living in northern russia use as their dominant source of transportation because it can withstand harsh, cold climates. a. highway systems b. sea transport by ship c. dogsled systems d. railroads

Railroads. A railroad uses coal, which can withstand the cold.

Lol why dont you actually do the work instead of have people do it for you. jk i do it too lol

1. which type of clouds can you always expect to signal fair weather: cirrus, stratus, or cumulus?
stratus 

2. which type of clouds can you always expect to bring precipitation: alto, nimbus, or cumulus?  
nimbus 

3. list these clouds from highest to lowest: cirrus, stratus, fog, altocumulus. 
citrus,  altocumulus, stratus, fog 

4. which type of cloud occasionally produces precipitation: stratus, short cumulus, or cirrocumulus?
short cumulus.