In an ERD,which of the Following Indicates Optional Participation

question 66

Multiple Choice

In an ERD,which of the following indicates optional participation?

• A) circle symbol
• B) cardinality
• C) single line symbol
• D) modality

---

Definitions:

Most People

Generally refers to the majority of individuals in a population or group.

Primary Reinforcer

A stimulus like food or water, that is naturally rewarding and satisfies a biological need, used to reinforce behaviors.

Funny Joke

A humorous or amusing statement or story designed to provoke laughter or amusement.

Biological Preparedness

The idea that people and animals are inherently inclined to form associations between certain stimuli and responses, facilitating survival-based learning.