单项选择题

What is the most likely problem with this script （）
VAR=1
（（VAR=$VAR+1））
while [ $VAR -It 10 ]
do
echo $VAR
done

A.#!/bin/ksh line is missing
B.Variable name VAR is not properly initialized
C.Loop variable is not incremented inside the loop
D.Replace brackets with braces

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What is the most likely problem with this script （） VAR=1 （（VAR=$VAR+1）） while [ $VAR -It 10 ] do echo $VAR done

What is the most likely problem with this script （）
VAR=1
（（VAR=$VAR+1））
while [ $VAR -It 10 ]
do
echo $VAR
done