Question

select all the necessary parts of a goose, hunters, who are participating in the parts collection survey, are required to submit tail feathers primary feathers head feathers foot

Explanation:

In waterfowl parts collection surveys for conservation, primary feathers are the key required part from geese, as they are used for aging and species identification. Tail feathers, head feathers, and feet are not standard required submissions for this type of survey.

Answer:

Primary feathers