What is the output of the program? #include<stdio.h> int main() { exte – McqOptions

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1.	What is the output of the program? `#include<stdio.h> int main() { extern int a; printf("%d n", a); return 0; } int a=20;`
A.	20
B.	0
C.	Garbage Value
D.	Error
Answer» B. 0

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