Your company has a DevOps organization and a project named test-project. You have to use Microsoft based agents to build container images that will use the complete Microsoft.Net & Microsoft.Net Core framework in a YAML pipeline within the project. 
Which of the following are possible images that can be used for the agent pool? Choose 2 answers from the options given below.

Answer options:

A.win1803
B.ubuntu-latest
C.windows-latest
D.vs2015-win2012r2

Answer – B and C 
You can build containers on the Windows container image and on Ubuntu-based agents. 

The other images can’t be used to build images. 
For more information on Microsoft based agents, please visit the below URL- 

https://docs.microsoft.com/en-us/azure/devops/pipelines/agents/hosted?view=azure-devops&tabs=yaml