Today, almost every sales rep can immediately check the company's inventory and production schedule electronically. This allows sales reps to sell what is available and make promises to customers that they can keep. This technology has improved service delivery through
A. access to a wide variety of services.
B. greater control by customers over service delivery.
C. increased zone of tolerance.
D. greater ability to obtain information.
E. saving customers time.
Answer: D. greater ability to obtain information.