The job of the building inspector is to keep a check on the undertaking of activities in a righteous manner. Garrett can be referred to as a Building Inspector.
A building inspector is such a person who is required to keep a rigorous check on the compliance related to the new construction in the surroundings it is being built in.
Not just this, a building inspector is also required to assess whether the national building codes are followed up to the mark in the construction of a building.
In the above example, Garrett is seen assisting the construction manager on the job site to make sure whether everything is up to the building codes in the new building, and thus he follows the duties as that of an inspector.
Hence, option C; Garret who makes sure everything is followed up to the codes in the new building is a Building Inspector.
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