Why was the death of Colonel James Fannin significant during the Texas Revolution?

A)He was the leader of the Alamo before it was overrun by Mexican forces.

B)He was the last officer killed before Texas officially won independence from Mexico.

C)Fannin served as the president of the Republic of Texas before he was assassinated.

D)He was a part of the Goliad massacre, where over 400 Texas prisoners of war were executed by Mexican forces.