Which website is associated with DECA Inc. as a whole?

The correct choice is associated with DECA Inc. and serves as the official website for the organization. This website provides comprehensive information about DECA's mission, programs, resources for students and advisors, and updates on events and competitions. It is the primary hub for DECA members to access educational material, connect with the broader DECA community, and stay informed about initiatives and opportunities related to business education and career readiness. The other websites mentioned may serve specific regions, states, or aspects of DECA, but www.deca.org is the central and most authoritative site representing DECA Inc. as a whole.