Determine Which Properties the Given Mathematical System Exhibits $\begin{array}{c|ccc}\Omega & 7 & 9 & 3 \\\hline 7 & 9 & 3 & 7 \\9 & 3 & 7 & 9 \\3 & 7 & 9 & 3\end{array}$

question 17

Multiple Choice

Determine which properties the given mathematical system exhibits. Identify any systems that are groups or Abelian groups.
$\begin{array}{c|ccc}\Omega & 7 & 9 & 3 \\\hline 7 & 9 & 3 & 7 \\9 & 3 & 7 & 9 \\3 & 7 & 9 & 3\end{array}$

• A) closure, commutative, identity
• B) closure, commutative, identity, inverse, associative; Abelian group
• C) closure, commutative
• D) closure, commutative, identity, inverse

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