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B-3: Define and provide examples of stimulus and stimulus class
During a small-group lesson, a teacher presents the word dog orally, shows a picture of a dog, and writes the word 'dog' on the board. A child responds correctly to all forms by pointing to a dog in an array. Which best describes this relation?
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The 2026 BCBA Exam Survival Guide
Your complete roadmap to certification success. Includes evidence-based study strategies, the 12-week study plan, key concepts breakdown, test-taking tips, and full APA references.
- 6th Edition Task List breakdown with exam weights
- Research-backed 12-week study schedule
- High-yield concepts: SEAT functions, reinforcement quadrant
- Test-taking strategies from cognitive science
- Full APA references (Cooper, Iwata, Bailey & Burch, etc.)
Edited by Rob Spain, BCBA, IBA