Which Statement Is True Regarding Sales Training Programs

Which statement is true regarding sales training programs?

A) Sales training is a job that is better left to the human resources department.
B) Research shows that digitally mediated training creates better interpersonal bonds between the salesforce and the sales manager.
C) The most effective training method uses the same approach for everyone to promote consistency.
D) Sales training is an activity that happens only once-when the employee is hired.
E) Sales training programs should be customized to the needs of the representative and changing market conditions.