What was the significance of the fredonian revolt? a. it celebrated the independence of texas from mexico. b. it was the only revolt in texas against the mexican government. c. it was the last revolt in texas against the mexican government. d. it created the first republic in texas to declare independence from mexico.

The correct option is D.
Fredonian Revolt refers to the first attempt by Anglo settlers in Texas to separate politically from Mexico. The leader of the settlers, who led the revolt was Haden Edwards. The settlers announced their independence from Mexico  and created their own republic, which they called Republic of Fredonia.
The republic of Fredonia was the first republic in Texas to declare independence from Mexico.