Explanation:

- Option 1: Taboos

- Correct Answer

- Taboos are deeply ingrained rules in society. Violating a taboo is seen as extremely offensive or even unthinkable.

- Option 2: Informal Norms

- Informal norms are guidelines for behavior in society that aren't codified. Breaking them might result in social disapproval but not severe consequences.

- Option 3: Folkways

- Folkways are everyday social norms and conventions. They're considered less serious and breaking them may be seen as odd rather than offensive.

- Option 4: Civil Laws

- Civil laws are formalized rules set by legal institutions. Violating them results in legal consequences rather than social disdain.