Final answer:
The fat-free dressings from the provided list are fat free ranch and fat free raspberry vinaigrette, as they are explicitly labeled as fat-free.
Step-by-step explanation:
The fat-free salad dressings from the options provided are fat free ranch and fat free raspberry vinaigrette. These dressings explicitly state they are fat-free, indicating that they do not contain fat. The other dressings listed, such as honey mustard, buttermilk ranch, mama blue cheese, Italian, blueberry pomegranate, and balsamic vinaigrette, typically contain some amount of fat per serving. However, it's important to read labels because the fat content can vary by brand and recipe. To determine this, you can look at the nutritional information on the dressing's packaging.