Microsoft quiz related issue

Hi

In Microsoft quiz child attempted the question with the right option still marks for that particular question is "0" and it is showing green color i.e. answer is correct.

Note:Teacher has given point to that particular question while designing the quiz

Also in one of the question child marked the correct answer , marks showing "0" and the colour is red as it is for the wrong answer.

Note: Teachers has marked the correct answer while designing the form.