C | Variable Declaration and Scope | Question 1

Consider the following two C lines

int var1; 

extern int var2; 

Which of the following statements is correct
(A) Both statements only declare variables, don’t define them.
(B) First statement declares and defines var1, but second statement only declares var2
(C) Both statements declare define variables var1 and var2

Answer: (B)
Explanation: See Understanding “extern” keyword in C
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