During the prehistory, the prehistory artists emerged to depict through paintings the stories of the time they lived. It is well known that for them the books, rolls, scriptures or even letters did not exist. So, the only to show to the future generations what they experience was through paintings on rocks. Mostly, they talked about the fights they had to get the food or to survive in that era.
<span>The sentence which does not contain any errors in comma usage is:
D. Nobody signed up for the auditions, however.
In this sentence, it is proper to put comma just before the word "however" to highlight the usage and purpose of this conjunction.</span>
