READING 2 / QUICK QUIZ

Why the Demonstration Works

3 questions. Choose the meaning or usage that best fits each situation. Try answering before reopening the passage.

1Why are the colored tags called efficacious?A. They make every possible future error impossible.B. They produce the intended effect of helping testers place the parts correctly.C. They look attractive regardless of whether they help.D. They require more printing than the previous labels.

2Instructions intended to help that instead make users miss the essential step are _____.A. neutralB. effectiveC. counterproductiveD. indispensable

3Why is removing the opening arm tantamount to canceling the moving demonstration?A. It has the same practical effect on the model's ability to perform the advertised action.B. It improves the movement beyond the advertised behavior.C. It changes only a decorative detail without affecting movement.D. It proves that every component has equal importance.

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