Which of the following class definitions defines a legal abstract class?

abstract class a { abstract void unfinished(); }

public class abstract a { abstract void unfinished(); }

class a { abstract void unfinished(); }

class a { abstract void unfinished() { } }

no. when the asker posts the question they can make a question worth what ever they think is a fair price. although it must be within the limit of the points they currently own. 5 is the minimum number of points a question can be worth. if a question is complicated or has lots of parts to it, it is better to make it worth more because more people will be more willing to answer.

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answer ingress;

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