To a Degree, the Navigation Laws Were Beneficial to Colonists

To a degree, the Navigation Laws were beneficial to colonists because

A) colonists were paid subsidies for producing ships' parts and stores.
B) tobacco growers were guaranteed a monopoly of the British market for their crop.
C) colonial trading ships were protected by the Royal Navy.
D) colonists had a guaranteed market in other parts of the British empire.
E) gold and silver flowed into the colonies from the West Indies.