#include &lt;iostream&gt;    using namespace std;    class CDummy    &#123;        public:        int isitme &#40;CDummy&amp; param&#41;;    &#125;;    int CDummy::isitme &#40;CDummy&amp; param&#41;    &#123;        if &#40;&amp;param == this&#41;            return true;        else            return false;    &#125;    int main &#40;&#41;    &#123;        CDummy a;        CDummy *b = &amp;a;        if &#40;b-&gt;isitme&#40;a&#41;&#41; &#123;            cout &lt;&lt; &quot;execute&quot;;        &#125;        else        &#123;            cout&lt;&lt;&quot;not execute&quot;;        &#125;        return 0;    &#125;
A. execute
B. not execute
C. none of the mentioned
D. both a & b
Answer:A
#include &lt;iostream&gt;    using namespace std;    class CDummy    &#123;        public:        int isitme &#40;CDummy&amp; param&#41;;    &#125;;    int CDummy::isitme &#40;CDummy&amp; param&#41;    &#123;        if &#40;&amp;param == this&#41;            return true;        else            return false;    &#125;    int main &#40;&#41;    &#123;        CDummy a;        CDummy *b = &amp;a;        if &#40;b-&gt;isitme&#40;a&#41;&#41; &#123;            cout &lt;&lt; &quot;execute&quot;;        &#125;        else        &#123;            cout&lt;&lt;&quot;not execute&quot;;        &#125;        return 0;    &#125;
A. execute B. not execute C. none of the mentioned D. both a & b
Explanation:In this program, we are just pointing the pointer to a object and printing execute if it is correctly pointed.