C. What do genealogists have to look forward to in the future?
Explanation:
The article presents a history of record-keeping and the way in which the recording of family trees and genealogies has developed throughout the years, from handwritten family trees in Bibles to the World Wide Web. The message seems to try to make genealogists feel excited about the future of their field of study because it is a field that has developed over time alongside the development of technology.
