Which sentence is punctuated correctly?
after running the marathon in record, time, julia wanted to sleep for the rest of the day.
after running the marathon in record time, julia wanted to sleep for the rest of the day.
after running, the marathon in record time, julia wanted to sleep for the rest of the day.
after running the marathon in record time julia wanted to sleep for the rest of the day.

Second sentence.
"After running the marathon in record time, Julia wanted to sleep for the rest of the day."
This is because this is a complex sentence; the first clause "after running the marathon in record time" is a dependent clause, and must be followed by a comma before the independent clause "Julia wanted to sleep for the rest of the day."

Claim for social media: social media is a growing issue in our society but, is it really an issue. social media can allow children and young adults to see different aspects of culture, communicate, and share experiences with peers.counterclaim: although social media can be distracting to children and young adults, limiting usuals in social media can ensure social media is an addition and not a control factor to your day to day life.