Answer:
The third sentence applies the usage of commas well
Explanation:
coz...
Douglas packed his suitcase for the audition, with two pairs of pants, four shirts, several pairs of <u>socks and</u> his trumpet.
---> a comma should've been used, corrected version--> ...of socks, and his trumpet
Jerry filled his backpack with a change of clothes, <u>a flashlight his sleeping </u>bag, snacks and water for his hike in the mountains.
For this sentence, the comma should have been used between flashlight and his sleeping bag---> the corrected version would be-.....a flashlight, his sleeping bag, snacks and water for his hike in the mountains.
Ashley packed a bathing suit <u>and </u>wrap, sunscreen, sun hat, sandals, and a good mystery book for her day at the beach.---> A comma could have been used here instead of "and"
so ya, here's the ans...hope it helps!
