The arrowheads in an inheritance diagram point:

If nameList is a JList component, use the following statement to display 4 rows in nameList.

A) nameList.setRowCount(4); B) nameList.setDisplayRowCount(4); C) nameList.setShowRowCount(4); D) nameList.setVisibleRowCount(4);

A Double variable can be used in arithmetic operations.

Answer the following statement true (T) or false (F)