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Which of these method of Double wrapper can be used to check whether a given value is infinite or not?

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Which of these method of Double wrapper can be used to check whether a given value is infinite or not?

(a) Infinite()

(b) isInfinite()

(c) checkInfinite()

(d) None of the mentioned

The question was posed to me in an interview for internship.

I want to ask this question from Java.lang in section Exploring java.lang & java.io of Java

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The correct answer is (b) isInfinite()

Best explanation: isInfinite() methods returns true if the specified value is an infinite value otherwise it returns false.

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