Explanation:
Since I can only do this by observation, the elevation of F is approximately 850km and the elevation of B is 925km.
The elements is group 18 on the periodic table are called "Nobel Gases".
<span>The answer here is positive space. Within a composition, any given object occupies positive space, whereas white space around this, or simply areas of blank space that are not being somehow used, is defined as negative space. Hopefully this clears up your question!</span>