Let $$\begin{array} { l } U = \{ 1,2,3,4,5,6,7 \} \\A = \{ 1,2,3,4 \} \\B = \{ 1,2,3,6 \} \\C = \{ 3,5,7 \}\end{array}$$

Multiple Choice

Let $$\begin{array} { l } U = \{ 1,2,3,4,5,6,7 \} \\A = \{ 1,2,3,4 \} \\B = \{ 1,2,3,6 \} \\C = \{ 3,5,7 \}\end{array}$$ List all the members of the set. $A \cap C$

A) $\{ 3,5,7 \}$
B) $\{ 3 \}$
C) $( 1,2,3,4 \}$
D) $\{ 1,2,3,4,5,7 \}$
E) $\varnothing$