Danielle Bites Her Nails a Lot but Almost Never Combs

question 43

Multiple Choice

Danielle bites her nails a lot but almost never combs her hair. According to the Premack principle,

• A) hair combing could be used as a reinforcer for nail biting.
• B) nail biting could be used as a reinforcer for hair combing.
• C) nail biting could be used as a punisher for hair combing.
• D) Both a and c are correct.

---

Definitions:

Insoluble

A characteristic of substances that cannot dissolve in a specified solvent, such as water.

Double Bonds

Chemical bonds between two atoms involving four bonding electrons instead of the usual two, making compounds more reactive.

Polysaccharide

A carbohydrate consisting of many monosaccharide subunits (e.g., starch, glycogen, and cellulose).

Structurally Complex

Having a composition or architecture that involves multiple, often interconnected or interdependent, parts or elements.