Which of the following assessments indicates fetal distress

A. Fetal scalp pH of 7.14.
B. Fetal heart rate (FHR) of 144 beats/minute.
C. Acceleration of FHR with contractions.
D. Long-term variability.

10kV户内配电装置的裸露部分在跨越人行过道或作业区时，若导电部分对地高度小于2.7m，该裸露部分两侧和底部应装设护网。