Warning: Undefined variable $conn in /home/ciberplace/public_html/site_mundospeak/www.mundospeak.com/terms/index.php on line 11

Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /home/ciberplace/public_html/site_mundospeak/www.mundospeak.com/terms/index.php:11
Stack trace:
#0 /home/ciberplace/public_html/site_mundospeak/www.mundospeak.com/terms/index.php(11): mysqli_query(NULL, 'SELECT * FROM b...')
#1 {main}
  thrown in /home/ciberplace/public_html/site_mundospeak/www.mundospeak.com/terms/index.php on line 11