If an M:N Relationship Is Optional on Both Sides,and If

question 76

Multiple Choice

If an M:N relationship is optional on both sides,and if both relations resulting from the entities involved in the relationship each have 3 records,then the resulting bridge relation cannot have less than ________ records.

• A)0
• B)1
• C)3
• D)9

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Definitions:

Etiology

Causes or origins, especially of disease.

Multifactorial

Involving or resulting from a combination of multiple genes and environmental factors, as in the etiology of certain diseases.

Reading Disorders

Disorders characterized by difficulties in reading that are not in line with the individual's general intelligence, often referred to as dyslexia.

Phonological Processing

An auditory processing skill that involves detecting and discriminating differences in speech sounds under conditions of little or no distraction or distortion.