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trancy trancy
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3 years ago
Suppose A is an abstract class, B is a concrete subclass of A, and both A and B have a default constructor. Which of the following is correct?

▸ B b = new A();

▸ A a = new A();

▸ A a = new B();

▸ B b = new B();
Textbook 
Introduction to Java Programming, Comprehensive Version

Introduction to Java Programming, Comprehensive Version


Edition: 10th
Author:
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coltonf1coltonf1
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#1
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3 years ago
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trancy Author
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3 years ago
Good timing, thanks!
spaghetti
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Yesterday
This helped my grade so much Perfect
annielin111
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2 hours ago
Thanks for your help!!
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