Related Clues:
- Proven by trial
- Like students at the end of the semester
- Didn't assume
- Didn't demand
- Known to be effective
- Examined for quality
- Ready to roll out
- Didn't just assume
- Ran an experiment on
- Ran through the lab
- Like students at semester's end
- The A in FAQ
- Did some interrogating
- Journalist after trial did a fact check
- Posed a question to a desk jockey