Answer:
B. their own local government
Step-by-step explanation:
The mission settlement in Spanish Texas had Ayuntamientos and Alcaldes which shows that they had their own local government.
An Ayuntamiento is a form of administrative organisation that is in charge of governing a city or local government. It has a mayor and councilors.
On the other hand, an Alcalde is a judge or magistrate that acts as an arbitrator and performs judicial duties.