When adding the Answwers portlet to a page, you have to configure this portlet to make it work in your desired way.
Configure the Answers portlet
1. Open the page edit mode via one of the following ways:
The first way
i. Click 
--> Portal --> Page on the Administration bar.
ii. Click 
that corresponds to the page containing the Answers portlet in the Page Management page.
The second way
i. Select a portal that contains a page with the Answers portlet, then open the page.
ii. Hover your cursor over Edit --> Page, then click Layout.
Now, you should be in the Edit mode of the page.
3. Hover your cursor over the Answers portlet, then click 
on the quick toolbar that appears.
4. Make changes in the Answer Portlet form.
In this form, you can: