Foxx plans to connect all 20 million vehicles in the field to the cloud. This increases the volume to 20 million 600 byte records a second for 40 TB an hour. How should you design the data ingestion?
A. Vehicles write data directly to GCS.
B. Vehicles stream data directly to Google BigQuery.
C. Vehicles continue to write data using the existing system (FTP).
D. Vehicles write data directly to Google Cloud Pub/Sub.