Question: Which of these packages contain classes and interfaces used for input and output operations of a program? (a) java.util.io (b) java.lang.io (c) java.io (d) java.lang

Which of these packages contain classes and interfaces used for input and output operations of a program?

(a) java.util.io

(b) java.lang.io

(c) java.io

(d) java.lang

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