A One-To-One Relationship Between Two Entities Is Symbolized in a Diagram

question 1

Multiple Choice

A one-to-one relationship between two entities is symbolized in a diagram by a line that ends with

• A) two short marks.
• B) one short mark.
• C) a crow's foot.
• D) a crow's foot topped by a short mark.

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Definitions:

Darwin's Theory

A scientific theory proposed by Charles Darwin that species evolve over time through a process of natural selection.

Evolution

The process through which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

Natural Selection

A process in biological evolution where organisms with traits best suited to their environment are more likely to survive and reproduce.

Common Ancestor

A hypothetical or actual individual organism from which two or more lineages or species are descended.