Answered

Which sentence does not contain any errors in comma usage? A. Hey watch out, for that beehive! B. According to my uncle, the great outdoors, is the best place to be in the summer. C. When cyclists are passing by, move out of the way. D. Standing among the tall trees I didn't see the deer until it started running away.



Answer :

"C. When cyclists are passing by, move out of the way" does not contain any errors in comma usage. When determining where to place commas, it often helps to say the sentence out loud.
irinateleoaca
It's C as the subordinate comes first, and when this happens, you should use a comma.