My sister let me watch jerking off stories. Is this appropriate?

Definitely not appropriate. Such content is not suitable for sharing or viewing, especially when it involves a family member. It goes against normal family values and appropriate social behavior.

Tell her firmly that this is not acceptable and that you don't want to be involved in such things.

This is completely inappropriate and violates normal moral and ethical norms in a relationship. Such behavior involves private and inappropriate sexual content that should not be shared in this way.

No, this is not an appropriate or healthy behavior within a relationship. Such behavior involves very private and inappropriate aspects that should not be shared in this way.

You should tell him firmly that this is not okay and that you don't want to be involved in such inappropriate things.

No. Stories involving inappropriate or unethical behavior towards family members are not appropriate at all. Such topics violate moral and ethical norms and can be very disturbing.

No. This kind of content involves inappropriate and unethical themes. We should focus on positive, healthy and ethical topics in communication and media.

It's completely inappropriate. In most cultures and social settings, this type of story is not acceptable. We are supposed to uphold good morals and ethics, and such topics go against those principles. It can also make others uncomfortable and create an awkward or unethical environment.

No. Such stories are inappropriate for public discussion as they involve private and often vulgar sexual content.

No, it is not appropriate. Such topics involve private and often inappropriate sexual behavior. We should focus on positive, healthy and respectful communication topics in public or general conversations.