in response to the advent of black-and-white photography, which allowed precise, albeit monochromatic, pictorial reproduction of a landscape. (A) With an emphasis on color and form at the expense of exact duplication of detail, art historians have suggested that Impressionism had evolved
(B) Emphasizing color and form at the expense of exact duplication of detail, it has been suggested by art historians that Impressionism evolved
(C) Art historians have suggested that Impressionism, with its emphasis on color and form at the expense of exact duplication of detail, had evolved
(D) Art historians have suggested that Impressionism, with its emphasis on color and form at the expense of exact duplication of detail, evolved
(E) Impressionism, with its emphasis on color and form at the expense of exact duplication of detail, was suggested by art historians to have evolved