A demarc is where one network ends and another begins. Demarc stands for demarcation point. It is the physical point at which the public network of a telecommunications company ends and the private network of a customer begins.
However, the distinction between where one category of network begins and another ends is sometimes blurry.
The correct answer would be B. Ureters
I know this is correct so i hope this helps! :)
Answer:
At sea level, air pressure is greatest because it is caused by the weight of the entire column of atmosphere at that altitude over that location. As altitude increases, the column of atmosphere gets shorter, and so less weight is pressing down at a given altitude, so atmospheric pressure is reduced.
Community structure is influenced by many factors, including abiotic factors, species interactions, level of disturbance, and keystone species, play particularly important roles in determining their communities’ structure.
