How can a current user log in as another user in the Web Inspector, under the Process Designer, to see if a task flow is working as expected?

How can a current user log in as another user in the Web Inspector, under the Process Designer, to see if a task flow is working as expected?
A . Make the change in 100Custom.xml
B . Click Tasks section and select ‘Another User"
C . Click Activities section and select ‘Another User’
D . Click Set User Authentication in the menubar and select ‘Another User’

View Answer

Answer: A