The number 186,470 was corrected to 186,000. Which of the following describe the degree of approximation made?

I. to the nearest hundred II. to the nearest thousand III. to 3 significant figures IV. to 4 significant figures

• A to the nearest hundred II. to the nearest thousand III. to 3 significant figures IV. to 4 significant figures
• B I & III only
• C I & IV only
• D II & III only
• E II & IV only
• F All of the above