男婴，出生第1天。体重2900g，身长51cm，面色红润，哭声响亮。一般情况良好，现采用母乳喂养。

该新生儿的开始喂乳时间是（）

A.生后即可喂母乳

B.生后6h喂母乳

C.生后12h喂母乳

D.生后18h喂母乳

E.生后24h喂母乳

Assessment of a client in active labor reveals meconium-stained amniotic fluid and fetal heart sounds in the upper right quadrant. Which of the following is the most likely cause of this situation

A．Breech position.

B．Late decelerations.

C．Entrance into the second stage of labor.

D．Multiple gestation.