Which of the Following Statements About Stackdriver Trace Are True

Multiple Choice

Which of the following statements about Stackdriver Trace are true? (Select 2 answers.)

A) Stackdriver Trace tracks the performance of the virtual machines running the application.
B) Stackdriver Trace tracks the latency of incoming requests.
C) Applications in App Engine automatically submit traces to Stackdriver Trace. Applications outside of App Engine need to use the Trace SDK or Trace API.
D) To make an application work with Stackdriver Trace, you need to add instrumentation code using the Trace SDK or Trace API, even if the application is in App Engine.