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Expression of IdeasHardPresenting a benefit and a drawback

Expression of Ideas practice question

While researching a topic, a student has taken the following notes: - A town replaced its street lamps with brighter LED lamps. - Reported night-time falls on pavements dropped by a fifth. - Electricity use for lighting fell by 40%. - Residents near the lamps complained of light entering bedrooms.

The student wants to present both the gains and a drawback of the new lamps. Which choice most effectively uses relevant information from the notes to accomplish this goal?

  1. A. The LED lamps cut night-time falls by a fifth and lighting electricity by 40%, though residents near them complain of light entering their bedrooms.Correct
  2. B. Electricity use fell by 40%.
  3. C. Residents complained of light entering bedrooms.
  4. D. The town replaced its street lamps.

Answer: A. The LED lamps cut night-time falls by a fifth and lighting electricity by 40%, though residents near them complain of light entering their bedrooms.

Two gains and the complaint.

Why the other answers are wrong

B. Electricity use fell by 40%.
A gain only.
C. Residents complained of light entering bedrooms.
The drawback only.
D. The town replaced its street lamps.
Setup only.

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