The author calls the predicament faced by the Historic American Engineering Record "paradoxical" most probably because A. the publication needed drawings that its own staff could not make B. architectural schools offered but did not require engineering design courses for their students C. college students were qualified to make the drawings while practicing engineers were not D. the drawings needed were so complicated that even students in architectural schools had difficulty making them E. engineering students were not trained to make the type of drawings needed to record the development of their own discipline