How should you upload the file?

You have 32 GB of data in a single file that you need to upload to a Nearline Storage bucket. The WAN connection you are using is rated at 1 Gbps, and you are the only one on the connection. You want to use as much of the rated 1 Gbps as possible to transfer the file rapidly.

How should you upload the file?
A . Use the GCP Console to transfer the file instead of gsutil.
B . Enable parallel composite uploads using gsutil on the file transfer.
C . Decrease the TCP window size on the machine initiating the transfer.
D . Change the storage class of the bucket from Nearline to Multi-Regional.

Answer: B