What will be the output of the following C code?#include <stdio.h> struct option1 { int m; int n; }; struct option2 { int m; int n; }; struct option1 fun(); int main() { struct option1 opt1 = {11}; struct option2 opt2 = {21, 31}; opt2 = fun(); printf("%d n", opt2.m); } struct option1 fun() { struct option1 temp = {11, 21}; return temp; }

What will be the output of the following C code?#include <stdio.h> str

1.	What will be the output of the following C code? #include <stdio.h> struct option1 { int m; int n; }; struct option2 { int m; int n; }; struct option1 fun(); int main() { struct option1 opt1 = {11}; struct option2 opt2 = {21, 31}; opt2 = fun(); printf("%d n", opt2.m); } struct option1 fun() { struct option1 temp = {11, 21}; return temp; }
A.	21
B.	11
C.	Compilation Error
D.	Undefined behaviour
E.	None of these
Answer» D. Undefined behaviour

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