The Black Part of a Blackhead Is

question 64

Multiple Choice

The black part of a blackhead is

• A) oxidized sebum.
• B) dirt.
• C) a growing hair stub.
• D) excreted carbon.

---

Definitions:

Toddlers

Young children, typically aged one to three years old, who are in the early stages of walking and developing motor skills.

Attention

The cognitive process of selectively concentrating on one aspect of the environment while ignoring others.

Gains

Benefits or improvements, often resulting from investment, effort, or development in various contexts.

Age

The length of time that an individual has lived or a thing has existed.