Final answer:
To store and centrally manage certificates for services in Azure, Azure Key Vault is the appropriate service. It provides a secure storage solution and management for sensitive information such as tokens, passwords, and certificates.
Step-by-step explanation:
If you want to store certificates in Azure and centrally manage them for your services, the Azure service you should use is Azure Key Vault (C). Azure Key Vault is designed to safely store and tightly control access to tokens, passwords, certificates, API keys, and other secrets. It allows you to manage and maintain control over these sensitive assets throughout their lifecycle, including setting up access policies and automatic renewal of certificates. It is not only compliant with several industry standards for security and data protection but also provides an effective way to help you manage the cryptographic keys and secrets used by your apps and services.