Find the Indicated Intersection or Union $\{ 4,9,14,16,23 \} \cap \{ 9,16,23,28 \}$

Multiple Choice

Find the indicated intersection or union.
- $\{ 4,9,14,16,23 \} \cap \{ 9,16,23,28 \}$

A) $\{ 4,9,16,23 \}$
B) $\{ 4,9,14,16,23,28 \}$
C) $\{ 9,16,23 \}$
D) $\{ 9,16,23,28 \}$