You need to ensure that the app failure information is …

You develop a Universal Windows Platform (UWP) app that is available in the Microsoft Store.
Some users report that the app occasionally crashes.
You review the health reports from the Windows Dev Center dashboard and you discover that there are no Failure logs for the app.
You need to ensure that the app failure information is available in the health reports from the Windows Dev Center dashboard.
What should you do before you republish the app?

A.
Create a custom logging event in the app.

B.
Create a Windows Push Notification Services (WNS) service, and then add the cloud service URI to the client application.

C.
Create a new app package that includes the .pdb symbol files.

D.
Enable the code generation capability, and then create a new app package.

Explanation:
If you have included PDB symbol files, the Failure log chart will show details related to occurrences of specific symbols, including the total number of crashes and

the average daily number of crashes per symbol.