Describe the bug
Exporting survey results to CSV or XLS does not download free text information when linked to a multiple-choice question.
However, if the question is a free-text question, it does download the answer.

Screenshots

Extra data (please complete the following information):

• Decidim Version: 0.16
• Decidim installation: Sandbox

Additional context
https://meta.decidim.org/processes/bug-report/f/210/proposals/14232