No label for clear my choice option on multiple-choice questions (Take 2)

Test 1: You need WAVE extension for this Create a course and a quiz in it Add a multiple-choice question to the quiz Preview the quiz Press the WAVE extensions button Verify that there is no "Missing form label" error Regression test 1 ( MDL-67901 ): Log in as admin. Create a course, or use an existing one. Go to the course and create a quiz. Edit the quiz and add 2 new multiple choice questions with option one answer only Attempt the quiz Click one of the multiple choice checkboxes verify you see the clear my choice option Click the clear my choice option verify your choice is cleared Click one of the multiple choice checkboxes on both questions verify the clear my choice option only affects the answer above it Regression test 2 ( MDL-67901 ): (You need to install and enable ChromeVox extension to test this bit.) Use the tab key to navigate to the questions verify ChromeVox narrates the question answers verify you can use your arrow keys to select an answer verify that upon selecting an answer the Clear my choice option is shown verify you can tab to the Clear my choice option and can click enter to clear the answers.