* Enable multiple inferred check answers values
* lint and add new conditions to check answers for age1
* Rename method
* Refactor inferred answer value
* rebase update
* update inferred_check_answers_value after rebase
* Move the method to private
* Add a missing test
* rebase changes
* Add prefers not to say as the displayed value for all household members
* update [0] to .first
* replace [0] with .first