#include &lt;stdio.h&gt;    int x;    void main&#40;&#41;    &#123;        if &#40;x&#41;            printf&#40;&quot;hi&quot;&#41;;        else            printf&#40;&quot;how are u&quot;&#41;;    &#125;
A. hi
B. how are you
C. Compile time error
D. None of the mentioned
Answer:A
#include &lt;stdio.h&gt;    int x;    void main&#40;&#41;    &#123;        if &#40;x&#41;            printf&#40;&quot;hi&quot;&#41;;        else            printf&#40;&quot;how are u&quot;&#41;;    &#125;
A. hi B. how are you C. Compile time error D. None of the mentioned