What is the valid data type for variable “a” to print

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What is the valid data type for variable “a” to print “Interview Mania”?
```
switch(p)
{
   System.out.println("Interview Mania");
}
```

1. byte and short
2. char and long
3. byte and char
4. int and float
5. None of these

Correct Option: C

The switch condition would only meet if variable “a” is of type byte or char.