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Explain Which of the following is not a class of java.util.regex?

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Which of the following is not a class of java.util.regex? (a) Pattern class (b) matcher class (c) PatternSyntaxException (d) Regex class This question was posed to me by my school principal while I was bunking the class. This interesting question is from Regular Expression in section Regular Expressions of Java Select the correct answer from above options

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Correct answer is (d) Regex class Explanation: java.util.regex consists 3 classes. PatternSyntaxException indicates syntax error in regex.

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