Explanation:

- The word "hassled" means feeling stressed, harassed, or bothered due to pressure or difficulties.

- Option 1: Annoyed - This is similar to hassled, as both involve irritation or disturbance.

- Option 2: Worried - This also aligns with hassled, as it involves feeling troubled or anxious.

- Option 3: Relaxed - This means being free from tension and is opposite to feeling hassled.

- Option 4: Stressed - Similar to hassled, this involves feeling pressure or strain.

The most appropriate antonym for "hassled" is:

- Option 3: Relaxed