In a Document Type Definition (DTD)file,a Plus (+)Symbol Beside an Element

question 21

True/False

In a document type definition (DTD)file,a plus (+)symbol beside an element indicates that it is an optional child element within its parent.

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Definitions:

Brain-Tissue Implants

A medical or scientific procedure that involves inserting natural or artificial brain tissue into an individual's brain to repair damage or enhance function.

Human Cells

The basic structural, functional, and biological units of all living organisms; the building blocks of the human body.

Anterior Pituitary Gland

An important gland located at the base of the brain that releases hormones influencing growth, metabolism, and sexual development.

Master Gland

A term commonly used to describe the pituitary gland, due to its primary role in controlling other glands and regulating critical body functions.