The answer to the given question above would be the last option. Based on the given two sentences above, the punctuation and/or conjunction that can be used to combine them would be this: desert; the average. So here is the combined sentence. The interior of Antarctica is a windy polar desert; the <span>average precipitation is less than two inches each year. Hope this helps.</span>
"What is the name of your dog?" my friend asked.
It is like a dug because there is a change in the brain cells that grow more adenosine receptors, which is the brain’s attempt to maintain equilibrium in the face of a constant onslaught of caffeine, with its adenosine receptors so regularly plugged. This explains why regular coffee drinkers build up a tolerance over time, it takes more caffeine to block a significant proportion of them and achieve the desired effect which is why it is so addicting. It is not as bad as a worse drug because the effects of caffeine <span>are relatively short-term.</span> Caffeine is a stimulant that affects the nervous system in various ways.
