When all the corrections are made to a document, the original one is "vaporized" to ensure the "truth". This means that "corrections" or "rectification" of details were made, to ensure the message or the reality they wanted to show. These messages include political propaganda, or manipulation of truth.
D. Honey was a common sweetener but sugar was easier to harvest.
I would say A), inform the reader about stage adaptations of shakepeare's characters. The author is informing, not persuading.