Question: Which of these options is valid in Java? a. Parameters passed into methods are always by values. b. Parameters passed into methods are always by

Which of these options is valid in Java?

	a.	Parameters passed into methods are always by values.
	b.	Parameters passed into methods are always by values, except objects.
	c.	It is possible to pass primitive-type parameters into methods by references.
	d.	All of above.

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