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Describe the Conditions Under Which the Statement Is True $A \cup \varnothing = U$

Question 129

Multiple Choice

Describe the conditions under which the statement is true.
- $A \cup \varnothing = U$

A) $A = \varnothing$
B) $A \neq \varnothing$
C) Always true
D) $\mathrm { A } = \mathrm { U }$

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