You plan to deploy Microsoft Teams to a remote location. You perform a network readiness assessment for Microsoft Teams by using the Network Testing Companion. Which two tests are included in the assessment? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point. 

Answer options:

A. trace route information
B. video quality tests
C. open and blocked ports
D. audio quality tests
E. Quality of Service (QoS) validation

CD

Reference: https://ucstatus.com/2019/05/10/hands-on-with-the-skype-for-business-microsoft-teams-network-testing-companion/