All of the Following Statements About Employment At-Will Are True

All of the following statements about employment at-will are true except which one?

A) The employee may resign at any time, with or without notice.
B) The employer may terminate the employee for cooperating with an SEC investigation.
C) The employer may withdraw an offer of employment after the employee has accepted the position and resigned another job.
D) The employer may terminate the employee at any time for any reason.