thE physiCiAn DECiDEs to ArtiFiCiAlly rupturE thE mEmBrAnEs. Following this proCEDurE, thE nursE nEEDs to ChECk thE FEtAl hEArt tonEs. why shoulD thE nursE Do so A、to DEtErminE FEtAl wEll-BEing. B、to prEpArE For An imminEnt DElivEry. C、to AssEss For prolApsED Cor D、 D、to AssEss FEtAl position.