What step(s) would ensure that the file uploads are able to complete in the allotted time window?

A media company produces new video files on-premises every day with a total size of around 100 GBS after compression All files have a size of 1 -2 GB and need to be uploaded to Amazon S3 every night in a fixed time window between 3am and 5am Current upload takes almost 3 hours, although less than half of the available bandwidth is used.

What step(s) would ensure that the file uploads are able to complete in the allotted time window?
A . Increase your network bandwidth to provide faster throughput to S3
B . Upload the files in parallel to S3
C . Pack all files into a single archive, upload it to S3, then extract the files in AWS
D . Use AWS Import/Export to transfer the video files

Answer: B

Explanation:

https://aws.amazon.com/blogs/aws/amazon-s3-multipart-upload/