What is pyramidal training? which of the following a. The junior staff is being trained by e-channels to reduce the amount of time required for the senor trainer. b. The junior staff attends group training by the senior trainer to reduce the amount of time required for the senor trainer. c. The senior trainer trains staff to train other staff, so that the amount of time for the senior trainer to train multiple staff can be reduced. d. The senior trainer trains the staff on the one-on-one basis, so that the trainee can acquire the skills within the shortest period of time. e. The junior staff self-learns and approaches the senior trainer only when needed