Internal humidity can be controlled by: removing moisture at source, for example, using an extract fan in the bathroom, using a rangehood in the kitchen, venting a dryer to the outside and using only externally vented gas heaters. passive ventilation by opening windows.
Http://www.globaltrade.net/f/business/text/Mexico/Trade-Policy-Trade-Barriers-in-Mexico.html hope this helps
B because mountains are north for sure
Where is the image or equation the event that takes place ? Yo find the rock cycle