Consider the table students: student id firstname 113 112 111 108 105 106 103 lastname class id username password Clifford Ledesma 13 21100324 123 Raymond Serion 13 2700372 123 Mark Dominic Sayon 13 21100867 123 Cueva 13 21101151 123 Guirnela 13 21101131 123 Palermo 13 29000676 123 Gordoncillo 13 21100617 123 Kaye Angela Neljie Razel Jade Consider the following php code (showuser.php) and assume the connection to the database is successfully established.