What will be printed with the following code? Integer a $=$ new integer$(1)$; Integer b $=$ new integer$(3)$; Integer c $=$ new integer$(2)$; TreeSet ts $=$ new TreeSet$()$; ts$.$add$($a$)$; ts$.$add$($b$)$; ts$.$add$($c$)$; System.out.println$($ts$)$; Will print $[3,2,1]$ Will print $[1,3,2]$ Will print $[1,2,3]$ Will print $[3,1,2]$