Consider a scenario where an admin wants to configure an EMR cluster where the cluster will automatically terminate if it is idle for more than 3 hours.This is needed to minimize the cost. Which of the following operation stands most ideal for the scenario ?

Provide EMR_DefaultRole and EMR_EC2_DefaultRole while creating the cluster

Enable Auto-Termination option while creating the cluster

Provide EMR_EC2_DefaultRole and disable the Auto-termination option and enable the cluster scaling option mandatorily while creating the cluster

Provide EMR_DefaultRole and enable the Cluster scaling option mandatorily while creating the cluster and then enable Auto-termination option

Correct Option - b

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