Complex sentence: A scholarly response to Fell's work was prepared by Ives Goddard and William W. Fitzugh of the Department of Anthropology at the Smithsonian Institute, who stated that the arguments of "America B. C." are unconvincing.
Split into simpler sentences: A scholarly response to Fell's work was prepared by Ives Goddard and William W. Fitzugh of the Department of Anthropology at the Smithsonian Institute. They stated that the arguments of "America B. C." are unconvincing.