Given the following javascript code:

function func$()\{$

if$($condition$1)\{$

KEYWORD x $=42//$KEYWORD intended to be var, let, or const

$\}$

if$($condition$2)\{$

console.log$($x$)//$Line$1$

$\}$

$\}$

Which ONE of the following is TRUE with regards to whether KEYWORD is var, let, or const?

Question $4$ options:

$//$Line $1$ will NOT be a "ReferenceError: x is not defined" error if KEYWORD is const.

$//$Line $1$ will be a "ReferenceError: x is not defined" error if KEYWORD is let.

$//$Line $1$ will be a "ReferenceError: x is not defined" error if KEYWORD is var.

$//$Line $1$ will be a "ReferenceError: x is not defined" error regardless of whether KEYWORD is var, let, or const.

$//$Line $1$ refers to global variable x regardless of whether KEYWORD is var, let, or const.