Legislators that always vote in a manner consistent with the views of constituents, even if those views contradict the legislator's personal views, are following the model of representation.

The correct answer to the following question will be the "Instructed delegate model".

Explanation:

Within this model, voters elect their reps as their constituency delegates. These representatives act only as a spokesperson for their constituency/state's wishes and had no freedom from the electorate except the autonomy to continue voting for the actual state representatives.Legislators who will always vote in a manner consistent with voters, values, even if those views oppose the personal views of the representative, follow the pattern of representation of the representatives who are advised.

Therefore, this will be the right answer.

Sector is best defined as (part).