Paragraph comprehension · Difficulty 1
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
During a power outage, a grocery store kept refrigerator doors closed. Cold air escaped more slowly, helping food remain at a safe temperature longer. Employees opened a unit only when an item was urgently needed. What is the main idea of the passage?
- Keeping refrigerator doors closed preserved cold air.
- Employees opened a unit only for urgent items.
- Frequent door opening would warm the refrigerators faster.
- To describe a method for protecting refrigerated food during an outage.
Reveal answer and explanation
Keeping refrigerator doors closed preserved cold air.
The passage supports this answer: keeping refrigerator doors closed preserved cold air..