SRE and DevOps fundamentals sample question with answer 34

Question:
What does a blameless postmortem not help with?

1. Ensuring that all the root causes are properly understood by the team
2. Avoiding multiplying complexity
3. Decreasing engineering costs incurred after launch
4. Reducing the likelihood of stressful outages

Answer:
C - is the correct answer. Blameless postmortems and its culture do not correlate with decrease in engineering costs incurred after launch