Answer:
A. The Battle of San Jacinto
Step-by-step explanation:
Santa Anna used the harsh tactic of executing people who opposed the rule of the government as it happened in the Texas Revolution. He learnt this harsh and inhumane tactic from the Spanish General Joaquin de Arredondo who also did it in the Battle of Medina.
According to the passage, it described Santa Anna's behavior in the Battle of San Jacinto as he took no prisoners and executed the people wantonly.