Which layers of the OSI model were tested? Choose the layer(s) that have been tested.

Group of answer choices

Application

Presentation

Session

Transport

Network

Data Link

Physical

William travels a lot on business purpose. he needs to regularly communicate with his business partner. he also needs to send out weekly reports to his boss while he is traveling. which web-based application best suits william’s needs? (social media, webmail, wiki) is the best web-based application for william. he can access this application via the internet using a (digital cable, fax machine, web browser).