Patty makes a table of the symbols used for the parts of an electric circuit. A 2-column table with 4 rows. The first column labeled Symbol has entries circle with an X in it, short horizontal line at each end with a stack of vertical lines in the middle, which are from left to right very short, short, very short, short, a short horizontal line then a small circle then a short line pointing up at about 45 degrees then a short gap then a small circle then a short horizontal line, a sort horizontal line then a zigzag then a short horizontal line. The second column labeled Component has entries empty, empty, empty, check mark.
What label should Patty place in the marked cell?

Battery
Switch