This incest taboo that most societies strictly impose is that "sexual relationships should be forbidden among relatives." An incest taboo, also called the relationship taboo, is a common norm prohibiting relatives to be married, or having sexual intercourse.
The answer to this question is: B) Sam Houston sent a letter ordering the surrender.
Explanation:
There was a battle in 1836, which took place in Goliad County, Texas. In this battle, James Fannin was the Colonel in charge of the Texian army and the enemy was General Jose de Urrea. On the other hand, there was another battle that was the battle of Alamo and the Texian troops were defeated in this battle. General Sam Houston was informed about the loss and he decided to send a letter to Fannin in order to withdraw from the battle.