&lt;?phpfunction email&#40;&#41;&#123;    $email = ’user@yahoo.com’;    $new = strstr&#40;$email, ‘@');    echo $new;}email();?&gt;
A. user
B. user@yahoo.com
C. @yahoo.com
D. yahoo.com
Answer:A
&lt;?phpfunction email&#40;&#41;&#123;    $email = ’user@yahoo.com’;    $new = strstr&#40;$email, ‘@');    echo $new;}email();?&gt;
A. user B. user@yahoo.com C. @yahoo.com D. yahoo.com
Explanation: The strstr() function searches for the first occurrence of a string inside another string.