From your course homepage, click on the Tools tab from the navbar. From the dropdown select the Quizzes option.

From the Quiz List page, find the quiz you would like to view feedback for. To the right of the quiz, in the column Evaluation Status, click on the blue "On Attempt" link next to feedback.

From the Quiz Submissions - Quiz Feedback page select the blue "Attempt 1" link or if you have multiple attempts, select the attempt link you want to view the feedback for

From each question select the arrow that says view question feedback.

Once it drops down you will then be able to see the feedback for each question if your instructor provided any.