Predict the output of following “C” code:

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✪ Choose the correct option.

Predict the output of following “C” code: 


 main()
 {
 int var=20;
 printf("%d,",var);
 {
 int var=30;
 printf("%d",var);
 }
 }

A. Error
B. 20,30
C. 20,20
D. Garbage value