Behavioral researcher Dao Tran studied "nudge" interventions — small changes in how options are presented, designed to steer choice without restricting it. Many such nudges have produced measurable benefits in domains like retirement saving and organ donation. But Tran's review also found that effects are highly context-dependent, often shrink in real-world settings, and can fade over time as people adapt.
Which choice best states the main idea of the text?
- A
Nudges are effective only in retirement saving.
- B
All behavioral interventions fail eventually.
- Ccheck_circle
Tran's review suggests nudges can work but are less reliably powerful than early enthusiasm implied.
- D
Nudges have transformed public policy.
Explanation
The passage balances genuine effects with limits — B. A overstates; C is partial; D overgeneralizes.