What Do Optical Discs Like the Kind Shown in the Accompanying

question 122

Multiple Choice

What do optical discs like the kind shown in the accompanying figure usually measure?

• A) 3.5 inches in diameter and less than one-twentieth of an inch thick
• B) 4.75 inches in diameter and less than one-twentieth of an inch thick
• C) 3.5 inches in diameter and more than one-twentieth of an inch thick
• D) 4.75 inches in diameter and more than one-twentieth of an inch thick