Kotlin will not compile this code snippet. What is wrong? class Employee class Manager : Employee()

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Question:Kotlin will not compile this code snippet. What is wrong? class Employee class Manager : Employee()

1.In order to inherit from a class, it must be marked open

2.In order to inherit from a class, it must be marked public

3.In order to inherit from a class, it must be marked sealed

4.In order to inherit from a class, it must be marked override

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  1. Kotlin will not compile this code snippet. What is wrong? class Employee class Manager : Employee()
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