An enterprise customer is interested in upgrading the PCs that its employees use.

The best answer for this question is D. Custom System Setting Services. According to the HP Computer Configuration Services website1, HP Custom System Setting Services help customers accelerate workforce productivity with customized BIOS, configuration, and other system settings. This service allows customers to specify their preferred boot order and network boot options, as well as other settings, such as security features, power management, and asset tagging1. HP can apply these settings to the PCs at the factory, so they arrive ready to use, tailored to the customer’s needs1. Therefore, HP Custom System Setting Services would help the customer save time and resources by setting the boot and network options on each PC before delivery.