Henry works as a Sales Engineer for BlueWells Inc. Sam, a customer, has asked him to create a solution that allows an application to be shared across the internet. The solution should be extensible…

Henry works as a Sales Engineer for BlueWells Inc. Sam, a customer, has asked him to create a solution that allows an application to be shared across the internet. The solution should be extensible and based on industry standards. The solution should not use a proprietary protocol and the application should be delivered to multiple recipients at the same time. The solution should also be robust, as clients will be using the application from Macintosh, Windows, and Linux systems. Which of the following protocols should Henry choose to fulfill Sam's requirement?