As a Q&A Admin you can select all drafted answers and disclose. After disclosure this action can't be undone.
Step 1: Make sure you are in the Answers to be disclosed tab;
Step 2: Select all items;
Step 3: Select Disclose;
Step 4: If you are sure you want to disclose the answers, select Disclose. Be advised that this action can't be undone.
Note: You can also disclose answers from other tabs. Be advised that all questions in the selection contain a drafted answer. Otherwise the button Disclose will not be enabled.