You can use the Import answers option to extract an Excel sheet and import answers in the Q&A. Be advised to disclosed the answers in the Vault after the import.
Step 1: Select the Import answers button on the right corner in the Q&A tab;
Step 2: Select Download template;
Step 3: Type your answers in the column Answer and save the file on your computer;
Step 4: Drag and drop or select the file in the Import answer wizard;
Step 5: Select Start import;
Step 6: Don't forget to disclose the answers after finishing the import.