A prepositional phrase is a group of words that lacks either a verb or a subject, and that functions as a unified part of speech. It normally consists of a preposition and a noun or a preposition and a pronoun.
Answer:
The whole class- subject
laughed loudly at the story- predicate
A sense of humor can be an amazing line of defense when it comes to coping with stress. Unfortunately, stress is inevitable and you can't eliminate it, despite your best efforts. You can, however, better prepare yourself for stress with several coping techniques.
Developing a sense of humor about life's challenges is a great place to start. A sense of humor will help you to build resilience to stress as well as improve your overall physical and emotional health.
It will also enable
It is correctly placed. The dependent clause in this sentence is necessary to identify which families went, therefore you need no commas.
I hope this helps!