## Core Concept
The question pertains to the classification of a specific type of violent crime against children, specifically the act of killing a child by their parents. This involves understanding the definitions of various terms related to child abuse and homicide.

## Why the Correct Answer is Right
The correct term for the killing of a child by their parents is **Infanticide**. Infanticide is defined as the intentional killing of infants, typically within the first year of life. This act is a form of child homicide and is considered a serious crime. The term specifically refers to the act when committed by the parents or caregivers of the child.

## Why Each Wrong Option is Incorrect
- **Option A:** This option is blank and does not provide a term for comparison.
- **Option B:** This option is also blank and does not offer an alternative term.
- **Option C:** Similarly, this option does not provide any information.
- **Option D:** This option is blank as well.

## Clinical Pearl / High-Yield Fact
A key point to remember is that infanticide is a significant concern in the context of child abuse and neglect. It is essential to distinguish it from **feticide**, which refers to the killing of a fetus, and **filicide**, which is the act of a parent killing their child, often used interchangeably with infanticide but can refer to children beyond infancy.

## Correct Answer Line
**Correct Answer: C. Infanticide**