You have bought an ECS instance on Alibaba Cloud. After deploying a Python environment on it which of the following is the easiest and quickest way to monitor whether the Python process is running normally and report an alert if the process is accidentally terminated? (Single answer)

You have bought an ECS instance on Alibaba Cloud. After deploying a Python environment on it which of the following is the easiest and quickest way to monitor whether the Python process is running normally and report an alert if the process is accidentally terminated? (Single answer)
A . Write a script for monitoring by yourself.
B. Use process monitor of ECS instance monitoring.
C. Use site monitoring.
D. Log on to the ECS instance console.

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Answer: B