B Water
hope this helped!!!!
Water is selectively permeable to an egg's cell membrane.
The correct answer is Oral region.
Submental region is the head region located on the area under the chin. This means that laceration of this region will most likely affect the oral region that is beneath submental region. Oral region includes facial area comprising lips and mouth.
Http://www.healthline.com/health-slideshow/home-remedies-for-head-lice#1
This may help :)