Is history a science or an art discipline
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Scientific and historical methods are systematic, sequential, logical and progress in clearly defined steps. As a humanistic and literary activity, however, history is both science and art.

Explanation:

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donald carl johanson (born june 28, 1943) is an american paleoanthropologist. he is known for discovering – with yves coppens and maurice taieb – the fossil of a female hominin australopithecine known as "lucy" in the afar triangle region of hadar, ethiopia.

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i googled "who was kolson johanson" and this is the answer i found.

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