A Great Deal of Primary Historical Data Is Located in Archives

A great deal of primary historical data is located in archives. Which of the following is TRUE about doing archival research?

A) Virtually all archival materials have been put onto computers so scanning through large amounts of material online is very easy.
B) Most archives are located in one or two large cities, so even if one needs to visit an archive, it is easy to find one. Most are open seven days a week for 12 hours per day.
C) Archival materials are usually very well organized and sorted. All material is clearly labeled and categorized for easy searching.
D) Archival research is often painstakingly slow. Often there are gaps or holes in a series of papers or destroyed documents, but reading new material can reveal new ideas or connections.
E) Common events and individuals persons are easy to track in archival material. All materials are in one location, and everything related to a person or event of interest will be clearly connect and include everything of relevance.