Form 485 question

(I-485) List any present and past memberships in or affiliation with every organization, association, fund, foundation, party, club, society, or similar group in the U.S. or in other places since your 16th birthday. Include any foreign military service. Include the names of the organizations, locations, dates of membership from and to, and the nature of the organization.

For the above question, should I put member of the Communist Party here? or just answer none?