#include&lt;stdio.h&gt;    #include&lt;pthread.h&gt;&nbsp;    void *fun_t&#40;void *arg&#41;;    void *fun_t&#40;void *arg&#41;    &#123;        sleep&#40;1&#41;;    &#125;    int main&#40;&#41;    &#123;        pthread_t pt;        void *res_t;        if&#40;pthread_create&#40;&amp;pt,NULL,fun_t,NULL&#41; != 0&#41;            perror&#40;&quot;pthread_create&quot;&#41;;        if&#40;pthread_join&#40;pt,&amp;res_t&#41; != 0&#41;            perror&#40;&quot;pthread_join&quot;&#41;;        printf&#40;&quot;%s\n&quot;,res_t&#41;;        return 0;    &#125;
A. this process will pause
B. segmentation fault
C. run time error
D. none of the mentioned
Answer:A
#include&lt;stdio.h&gt;    #include&lt;pthread.h&gt;&nbsp;    void *fun_t&#40;void *arg&#41;;    void *fun_t&#40;void *arg&#41;    &#123;        sleep&#40;1&#41;;    &#125;    int main&#40;&#41;    &#123;        pthread_t pt;        void *res_t;        if&#40;pthread_create&#40;&amp;pt,NULL,fun_t,NULL&#41; != 0&#41;            perror&#40;&quot;pthread_create&quot;&#41;;        if&#40;pthread_join&#40;pt,&amp;res_t&#41; != 0&#41;            perror&#40;&quot;pthread_join&quot;&#41;;        printf&#40;&quot;%s\n&quot;,res_t&#41;;        return 0;    &#125;
A. this process will pause B. segmentation fault C. run time error D. none of the mentioned
Explanation:This program is trying to print the return value of the thread, but pthread_exit() function is not present in the thread.