## Core Concept
Fetishism is a psychological and sexual disorder where an individual derives sexual gratification from non-living objects or non-genital body parts. This condition is classified under paraphilias, which are unusual or atypical patterns of sexual behavior or attraction.

## Why the Correct Answer is Right
The correct answer, ., refers to the definition of fetishism as obtaining sexual gratification from objects or body parts. This could include items like shoes, clothing, or other inanimate objects that are not typically considered sexual in nature. The key aspect of fetishism is that the sexual arousal or gratification is specifically linked to these objects or non-genital body parts.

## Why Each Wrong Option is Incorrect
- **Option A:** This option is incorrect because it does not accurately describe fetishism. Without the specific content of the option, we can infer that any option not directly related to objects or non-genital body parts would be incorrect.
- **Option B:** Similarly, this option is incorrect if it does not align with the definition of fetishism.
- **Option D:** This option is also incorrect for the same reason; it does not accurately represent the concept of fetishism.

## Clinical Pearl / High-Yield Fact
A memorable point for exams is that fetishism involves sexual arousal from objects or non-genital body parts, distinguishing it from other paraphilias. Clinicians must assess whether the fetishistic behavior causes distress or impairment to consider it a disorder.

## Correct Answer Line
**Correct Answer: C. objects or body parts.**