James Giblin's book "The Riddle of the Rosetta Stone" presents the perfect illustrations and descriptions of how ancient hieroglyphs were an important factor. Moreover, the book also presents an interesting overview of ancient Egyptian history for avid historians and even for children interested in archeology.
Based on the given statement, we can know that the <em>"copy of an inscription"</em> that was sent to him by a colleague became the breakthrough in his research. This piece of information helped Jean-Francois Champollion's research and became the breakthrough act that uncovered or revealed everything that's been hidden.
B.) "<span>The passage states that it has been 11 months and 9 days, showing the reader how long the boy has been in Africa and how the boy has changed in that time." I just took the quiz and scored 100% </span>