Which sentence is punctuated correctly? The students line up in the afternoon to wait, for the buses to arrive. The students, line up in the afternoon, to wait for the buses to arrive. The students line up in the afternoon to wait for the buses to arrive. The students line up in the afternoon, to wait for the buses to arrive.

The students line up in the afternoon to wait for the buses to arrive. This option flows smoothly without unnecessary commas, making it easy and clear to read. The commas in the other options create confusion or disrupt the natural rhythm of the sentence, which is essential for conveying the intended meaning effectively. If you're ever in doubt about punctuation, a simple tip is to read the sentence out loud. If you find yourself pausing excessively or getting tangled in confusion, you might have a punctuation issue! It's all about keeping those sentences as clear and enjoyable as they should be.