Consider the following php code file C:\xampp\htdocs\cse482.php. Assume that webserver points to htdocs as root and there is no syntax error. Numbers on the left side denote line number.

(a) Is there any problem with this code? [1] (b) What will it display on the first visit? [3] (c) What will it display on the second visit by the same browser as the first one. Explain. [3] (d) What will it display on the 2nd visit by the same host but a different browser? Explain. [3]