A Specialization Hierarchy Can Have _____ Level(s) of Supertype/subtype Relationships

question 73

Multiple Choice

A specialization hierarchy can have _____ level(s) of supertype/subtype relationships.

• A) zero
• B) only one
• C) one or many
• D) many

---

Definitions:

Selenium (Se)

A nonmetal element with atomic number 34, vital in small amounts for cellular function in many organisms, and utilized in various industrial applications.

Alkane

Hydrocarbons with the general formula CnH2n+2, consisting only of single bonds and saturated with hydrogen.

Carbon Bonds

Refers to the covalent bonding between carbon atoms or between carbon and other atoms, forming a variety of organic and inorganic compounds.

Carbon Bonds

The chemical bonds between carbon atoms or between carbon and other atoms which constitute the backbone of organic compounds.