es6 quiz

let n = document.querySelectorAll('.btn.btn-default.option.agree.min');

let clickFinish = () => {
    let nb = document.getElementById('nextbut');
    nb.click();
}

let clickSubmit = () => {
    let sb = document.getElementById('submbut');
    sb.click();
}

[...n].forEach((el, i) =>{
    el.click();
    if([...n].length -1 === i){
        clickFinish();
        clickSubmit();
    }
});