Astudent in the contemporary united states is researching the ancient roman city of pompeii, which was destroyed by a volcanic eruption in 79 ce. which of the following is an example of a secondary source the student might consult during his research a. an account written by a roman soldier who saw the volcano erupt b. a video documentary about the destruction the volcano caused in the city c. an entry from a journal written by a citizen of pompeii before the eruption d. a painting of a market in pompeii that dates from the early first century ce