Given below are two statements, one labelled as Assertion (AS) and the other labelled as Reason (R).Assertion (AS): Ozone hole is observed only over Antartica.Reason (R): Ozone depleting gases are present throughout the stratosphere.In the context of the above two statements, which one of the following is correct?

• A. Both (AS) and (R) are true.
• B. (AS) is true and (R) is wrong.
• C. Both (AS) and (R) are wrong.
• D. (AS) is wrong, but (R) is true.