What output will the console get in example №5

Determine which lines will appear in the console output after running the following Go program.

package main

import (
        "fmt"
        )

func main (){

    arr1 := [...]int{1, 2, 3, 4, 5}
    
    arr2 := arr1[:4]
    
    arr3 := append(arr1[:2], 9, 8, 7)
    fmt.Println(string(arr3))
    fmt.Println(string(arr2))
    fmt.Println(string(arr1))

}