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A potter shapes pots out of clay (Process 1). He then bakes the pots in an oven (Process 2). Which of the following statements is correct?

A)  Process 1 is a reversible, physical change while process 2 is an irreversible, physical change.

B)  Process 1 is an irreversible, physical change while process 2 is an irreversible, chemical change.

C)  Process 1 is a reversible, physical change while process 2 is an irreversible, chemical change.

D)  None of these.