which of these actions would most help a worker improve her productivity?

a. finding a new job in a different field
b. taking a training course related to her job
c. buying a laptop computer for home use
d. asking her employer to give her a raise

The action that would most help a worker improve her productivity would be b. taking a training course related to her job. This would enhance her skills and knowledge in her current field, allowing her to perform her job more effectively and efficiently.