If you live in a district where most of the constituents support stringent immigration policies, but your senator believes in amnesty for all illegal aliens, your senator will choose to vote with his conscience if he has view of his representation.

Trustee

Explanation:

The trustee view is one of the type of representing model that helps in understanding the various types of role and responsibility of the representation and it also provide the effective resolution for the given problem or any type of issue.

According to the given question, the Trustee view of representation helps in effectively manage the immigration policies and also choosing their right to vote for the constituency.

 Therefore, Trustee is the correct answer.  

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;

answer; empowerment and collaboration;