&lt;?php$a = 97;switch&#40;$a&#41;&#123;case &quot;a&quot;:    print &quot;hi&quot;;    break;case 97:    print &quot;hello&quot;;    break;default:    print &quot;hi1&quot;;&#125;?&gt;
A. hihellohi1
B. hi
C. hihello
D. hello
Answer:A
&lt;?php$a = 97;switch&#40;$a&#41;&#123;case &quot;a&quot;:    print &quot;hi&quot;;    break;case 97:    print &quot;hello&quot;;    break;default:    print &quot;hi1&quot;;&#125;?&gt;
A. hihellohi1 B. hi C. hihello D. hello
Explanation: Downcasting does not happen in case,it compares only with its data type.