Which of the following description about EEC soft alternate mode and hard alternate mode is false
选项：

A:The soft alternate mode is automatically switched, the hard alternate is manually selected
B:Reference/target N1 is displayed during the soft alternate mode, but not displayed during hard alternate mode.
C:Autothrottles remain connected in both modes.
D:Thrust protection is not provided in both modes, but the N1 and N2 red line protection is still available.