PCA (Prometheus Certified Associate) sample exam question with answer 582

Question:
What two pillars of observability data does an exemplar MOST commonly tie together?

1. Metrics and traces
2. Metrics and logs
3. Logs and events
4. Logs and traces

Answer:
A - is the correct answer. More at exemplars-experimental
B, C, D - are incorrect as exemplars most commonly associate a trace with a metric