Go to 'Settings' on your menu panel
Click 'Add Demands and Needs Statement' from the the 'Demands and Needs Statements' option
Complete your 'Description' and relevant relationship types and click 'Add Row'
Add your ordinal to tell the system which question should come first, we will start with '1' , check the tickbox on the left to include this question and then write your question and click 'Submit' and 'Save'.
You will find your question under the Demands and Needs Statement on your Opportunity page.