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Expression of IdeasHardExplaining a result with a mechanism

Expression of Ideas practice question

While researching a topic, a student has taken the following notes: - A hospital moved its emergency department's reception desk into the waiting area in 2023. - Before the move, patients waited an average of 40 minutes to be assessed. - After the move, the average fell to 25 minutes. - Nurses at the desk can now see patients arrive and call the sickest first. The student wants to present the improvement and explain what caused it.

Which choice most effectively uses relevant information from the notes to accomplish this goal?

  1. A. After the reception desk was moved into the waiting area in 2023, the average time to be assessed fell from 40 minutes to 25, because nurses at the desk can now see patients arrive and call the sickest first.Correct
  2. B. The average wait fell from 40 minutes to 25.
  3. C. The hospital moved its reception desk in 2023.
  4. D. Nurses at the desk can see patients arrive.

Answer: A. After the reception desk was moved into the waiting area in 2023, the average time to be assessed fell from 40 minutes to 25, because nurses at the desk can now see patients arrive and call the sickest first.

The improvement and the reason.

Why the other answers are wrong

B. The average wait fell from 40 minutes to 25.
The result without the cause.
C. The hospital moved its reception desk in 2023.
The change alone.
D. Nurses at the desk can see patients arrive.
The mechanism without the result.

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