Analyze the below given snippet and choose the most optimized version that executes the similar functionality.
for( $i=0; i< count($arrB); $i++){
echo count($arrB);
}
Options
1.for( $i=0; i< $len; $i++){
$len = count($arrB);
echo $len;
}
2.$len = count($arrB);
for( $i=0; i< $len; $i++){
echo $len;
}
3.While( $i< $len){
$len = count($arrB);
echo $len;
$i++;
}
4.for( $i=0; i< $len; $i++){
$len = count($arrB);
}
echo $len;
}
