Which Google Cloud solution should the organization use to help resolve this concern for the customer while still maintaining data utility?

When working with agents in a support center via online chat, an organization’s customers often share pictures of their documents with personally identifiable information (PII). The organization that owns the support center is concerned that the PII is being stored in their databases as part of the regular chat logs they retain for review by internal or external analysts for customer service trend analysis.

Which Google Cloud solution should the organization use to help resolve this concern for the customer while still maintaining data utility?
A . Use Cloud Key Management Service (KMS) to encrypt the PII data shared by customers before storing it for analysis.
B . Use Object Lifecycle Management to make sure that all chat records with PII in them are discarded and not saved for analysis.
C . Use the image inspection and redaction actions of the DLP API to redact PII from the images before storing them for analysis.
D . Use the generalization and bucketing actions of the DLP API solution to redact PII from the texts before storing them for analysis.

Answer: C

Explanation:

https://cloud.google.com/dlp/docs/concepts-image-redaction