Which two tasks should you perform?

You deploy an Azure web app named contosoApp. ContosoApp is available by using HTTP or HTTPS.
You need to ensure that a web administrator receives an email notification if the average response time for contosoAPP exceeds 50 milliseconds.
Which two tasks should you perform? Each correct answer presents part of the solution.
A. Create an HTTPS monitoring endpoint.
B. Create a metric
C. Create a rule.
D. Create an HTTP monitoring endpoint.
E. Add a multi-factor authentication provider.

Correct Answer: BC
Explanation/Reference:
Explanation:
Metrics for an App or App Service plan can be hooked up to alerts.
Create an alert rule on a metric with the Azure portal
1. In the portal, locate the resource you are interested in monitoring and select it.
2. Select Alerts (Classic) under the MONITORING section. The text and icon may vary slightly for different resources. If you do not find Alerts (Classic), you might find them under Alerts or Alert Rules
3. Select the Add metric alert (classic) command and fill in the fields.

4. Name your alert rule, and choose a Description, which also shows in notification emails.
References:
https://docs.microsoft.com/en-us/azure/monitoring-and-diagnostics/insights-alerts-portal