The main way in which the Seven Years War did this was because although the war technically ended in a British Victory, the British suffered heavy losses--meaning that the colonists saw that the British were at least somewhat militarily vulnerable.
The answer to this question is F.
The answer is The House of Representatives
An entire suit of field armor (that is, armor for battle) usually weighs between 45 and 55 lbs. (20 to 25 kg), with the helmet weighing between 4 and 8 lbs. (2 to 4 kg)—less than the full equipment of a fireman with oxygen gear, or what most modern soldiers have carried into battle since the nineteenth century.