Explanation:

- Option 1: Her trust was never for anyone.

This means she did not share her trust with anyone.

- Option 2: She was never trusted by anyone.

This indicates others did not place trust in her.

- Option 3: No one was ever trusted by her.

This suggests she did not trust anyone.

- Correct Answer.

- Option 4: Anyone is not trusted by her.

This is grammatically awkward but aims to say she doesn't trust anyone.