D- He submitted the assignment to his teacher after he completed it
A ( write a summary of the section the quotation comes from to provide context)
One of your students forgot their book on the table.
Th e thin dancer walked across the stage
The anwer is D) My primary quibble with ear buds is that they are very distracting devices and are therefore dangerous.
This is the sentence that would best serve as a topic sentence for this passage. In the passage, the author focuses on the fact that ear buds can be very distracting. He presents several examples of why this is the case. Moreover, he argues that ear buds can be dangerous, for example, when someone is driving. Option D discusses both of these facts, and therefore, fits the best with the paragraph.