B. Conserving the site and protecting it from the elements.
Tourism is increasing year by year to the Pompeii site, and the physical impact of such tourism on the site is a challenge that needs to be managed. As a resource on this subject, you might consult a paper by Alia Wallace, published at Papers from the Institute of Archaeology. Wallace's paper is titled, "Presenting Pompeii: Steps towards Reconciling Conservation and Tourism at an Ancient Site."