Given： 12. System.out.format（"Pi is approximately %d."， Math.PI）； What is the result？（）<br>A: An exception is thrown at runtime.<br>B: Pi is approximately 3.<br>C: Pi is approximately 3.141593.<br>D: Compilation fails.

Given： 12. System.out.format（"Pi is approximately %d."， Math.PI）； What is the result？（）
A: An exception is thrown at runtime.
B: Pi is approximately 3.
C: Pi is approximately 3.141593.
D: Compilation fails.

出自：Oracle认证

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