Archaeology, like many academic words, comes from Greek and means, more or less, “the study of old things”. So, it is really a part of the study of history. However, most historians use paper evidence, such as letters, paintings and photographs，but a

A.artificially

B.automatically

C.manually

D.synthetically

A. giving some specific examples of how businessmen rely on computers

B. convincing us how useful computers are to sellers

C. conveying computers are derived from promotion campaign

D. supporting the idea that we rely on computers completely