Question

what is the role of a project sponsor?
executing project tasks
managing project risks
facilitating effective communication within the team
providing financial resources and support for the project

Explanation:

The role of a project sponsor is primarily to provide the necessary financial resources and support for the project. Executing project tasks is done by the project team members. Managing project risks and facilitating team communication are more the role of the project manager.

Answer:

Providing financial resources and support for the project