What should you do?

You need to upload files from your on-premises environment to Cloud Storage. You want the files to be

encrypted on Cloud Storage using customer-supplied encryption keys .

What should you do?
A . Supply the encryption key in a .boto configuration file. Use gsutil to upload the files.
B. Supply the encryption key using gcloud config. Use gsutil to upload the files to that bucket.
C. Use gsutil to upload the files, and use the flag –encryption-key to supply the encryption key.
D. Use gsutil to create a bucket, and use the flag –encryption-key to supply the encryption key. Use gsutil to upload the files to that bucket.

Answer: A

Explanation:

https://cloud.google.com/storage/docs/encryption/customer-supplied-keys#gsutil