3after the civil war, georgia had a number of different flags. many georgians flew unofficial state flags. these flags had a blue background with the georgia coat of arms in the center. in 1879, georgia adopted an official state flag that was similar to the stars and bars, except the blue field was plain, without stars. in 1902, the georgia state assembly changed the flag to include the coat of arms in the blue field. the assembly made another change in 1914 when they added the year 1776—the year the united states declared its independence—into the coat of arms. the flag changed yet again in the 1920s. this change replaced the coat of arms on the flag with the state seal. which is the topic sentence of paragraph 3? a)the flag changed yet again in the 1920s. b)after the civil war, georgia had a number of different flags. c)this change replaced the coat of arms on the flag with the state seal. d)these flags had a blue background with the georgia coat of arms in the center.