The electrical power system makes, supplies, and controls electrical power to the airplane. The system has these subsystems: external power; generator drive system; AC generation; AC electrical load distribution; DC generation. choose the rihgt answer:
A.
external power can supply elctricity to airplane in flight
B.
the generator daive the engine on the airplane through "generator drive system"
C.
"AC generation" means the people borned in the age of AC time
D.
AC electrical laod distribution system is used to distribute the electriciy to the electric loads