Correct Answers aren’t displaying in email

`1. Does your school use water butts to collect rainwater?
Answer Provided:
? No

Correct Answer: No

… however email doesn’t display correct answer information in the email.

I am using this in the email: %QUESTIONS_ANSWERS_EMAIL%

I have the question defined as a drop down, with 2 options, Yes and No, No is checked as correct and the correct answer has text, but it isn’t displayed in the email.
In the options I have set to display the correct answer

Show correct answer inline
Yes When answer is correct
CHECKED Yes Independent of correct/incorrect
No

Hope you can help please