SRE and DevOps fundamentals sample question with answer 103

Question:
Site reliability engineering (SRE) the discipline of using a software engineering approach to _____ and _____.

1. automate operational processes; perform manual tasks
2. create reliable systems; automate operational processes
3. perform continuous delivery; implement infrastructure as code
4. automate operational processes; institute observability

Answer:
B - is the correct answer. SRE includes both operational automation and building in reliability in the first place