You are storing sensitive information in a Cloud Storage bucket. For legal reasons, you need to be able to record all requests that read any of the stored data. You want to make sure you comply with these requirements. What should you do? 

Answer options:

A. Enable the Identity Aware Proxy API on the project.
B. Scan the bucket using the Data Loss Prevention API.
C. Allow only a single Service Account access to read the data.
D. Enable Data Access audit logs for the Cloud Storage API.

D

Reference: https://cloud.google.com/storage/docs/audit-logs