You will collect preference ratings from human participants. What comes first?
Why C is the answer
Informed consent and privacy safeguards
Human subjects data needs consent before it is collected.
In detail
- Collect consent first, with privacy safeguards.
- People should know how data is used.
Use case
An illustrative scenario, not a real incident.
A study asks for ratings, and it gets informed consent first, with privacy safeguards.
See it in different ways
flowchart LR A["Consent for data"] --> B["Balanced training data"] B --> C["Test across groups"] C --> D["Guardrails in production"] D --> E["Monitor and explain"]
mindmap
root((Trustworthy AI))
Consent
Before collecting data
Fairness
Test across groups
Transparency
Say that it is AI
Safety
NeMo Guardrailsflowchart LR S0["Informed consent"] --> S1["Privacy safeguards"] --> S2["Collect ratings"]
Key point: Consent comes first.
Why the other options are wrong
- A. A decision on which chart will display the results
- Charts come later.
- B. A switch to a longer context window for the model
- A context window is unrelated.
- D. A larger GPU cluster for processing their ratings
- Compute comes later.

