Help me I don't know which one is a run on sentence

What else do you think experts can learn from studying the language of written work? what do you think is the value of studying the language of william shakespeare whose writing is over hundreds of years old?

Compare: what are the similarities and differences between "artificial flavors" and "natural flavors"? why does schlosser explain these two terms in such detail?

Which most accurately analyzes this section? the author's structural choices foreshadow continued violent outbursts. the author's structural choices in this section create tension and urgency. the author's structural choices in this section provide the tale's conclusion d) the author's structural choices in this section create a sense of loving affection.