#include &lt;stdio.h&gt;    typedef struct student    &#123;        char *a;    &#125;stu;    void main&#40;&#41;    &#123;        stu s;        s.a = &quot;hi&quot;;        printf&#40;&quot;%s&quot;, s.a&#41;;    &#125;s
A. Compile time error
B. Varies
C. hi
D. h
Answer:A
#include &lt;stdio.h&gt;    typedef struct student    &#123;        char *a;    &#125;stu;    void main&#40;&#41;    &#123;        stu s;        s.a = &quot;hi&quot;;        printf&#40;&quot;%s&quot;, s.a&#41;;    &#125;s
A. Compile time error B. Varies C. hi D. h