Which sentence is a run-on sentence?

a.
dad grilled burgers and hot dogs; mom made salad and set the table.

b.
after a string of close losses, the girls' softball team finally won a game.

c.
brandon threw the bananas away, they were rotten.

d.
john is happy to return home but sad to leave behind his friends from camp.

Which of these sentences uses correct punctuation? a. francis had a lot on his mind that afternoon, he was concerned about his mother’s illness and about losing his job. b. the packing instructions asked each camper to bring the following items; a flashlight, a sleeping bag, sunscreen, and a book for independent reading. c. in time, of course, all issues get resolved, but not necessarily in the way you would like. the king ordered that all his subjects should show their allegiance through common forms of attire: yet many people continue to wear the traditional hats of their various regions.