According to the declaration of independence, how did the americans justify their separation from britain? . a) king george iii was doing an adequate job as a ruler, but the americans were ready for a change. b) the americans were tired of being ruled by a king who was 3,000 miles away. c) the americans did not think king george iii was very intelligent. d) king george iii had violated the rights of the americans; therefore, they had the right to overthrow the government.