A Solutions Architect Must Provide a Fully Managed Replacement for an On-Premises

A solutions architect must provide a fully managed replacement for an on-premises solution that allows employees and partners to exchange files. The solution must be easily accessible to employees connecting from on-premises systems, remote employees, and external partners. Which solution meets these requirements?

A) Use AWS Transfer for SFTP to transfer files into and out of Amazon S3.
B) Use AWS Snowball Edge for local storage and large-scale data transfers.
C) Use Amazon FSx to store and transfer files to make them available remotely.
D) Use AWS Storage Gateway to create a volume gateway to store and transfer files to Amazon S3.