The oldest known archaeological fragments of the immediate precursor to modern paper, date to the 2nd century BC in China. The pulp papermaking process is ascribed to Cai Lun, a 2nd-century AD Han court eunuch. With paper as an effective substitute for silk in many applications, China could export silk in greater quantity, contributing to a Golden Age.
Try to answer this question if possible (otherwise reply "unanswerable"):  Which Age did the invention of the papermaking process not contribute towards?
unanswerable