n this unit, you learned how historians use primary sources to study the past. Today, many records of our lives can only be found online. Those records, however, can be lost if their creators choose to delete them. Do we have an obligation to future generations to preserve our online records? If so, how do we balance the preservation of online content with our own right to privacy in the present? If you think we don’t have this obligation, why not?

Read the passage below. which of these statements describes the problem with including this passage as part of an explanatory essay? passage: the neolithic revolution changed everything for humans. before the n.r., you couldn't even plant food. i know you want to hear more, don't even deny it! o a. the tone is too dull and does not include a hook to keep the reader interested. o b. the tone is too objective and does not show the author's opinion. o c. the tone is too transitional and does not stay focused on one topic. o d. the tone is too informal and does not use appropriate vocabulary. surmit