Final answer:
An effective way for a CSR to demonstrate commitment to professional development is to obtain a certification in their field.
Step-by-step explanation:
An effective way for a CSR to demonstrate commitment to professional development is to obtain a certification in their field. By obtaining a certification, a CSR shows that they have gained the necessary knowledge and skills to excel in their role.
For example, a CSR in the field of customer service may choose to obtain a certification such as the Certified Customer Service Professional (CCSP) certification.