A ResultSet rs = con.executeQuery("Select NUMERO from CONTA");
B Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery("Select NUMERO from CONTA");
C PreparedStatement pstmt = con.createPreparedStatement(); ResultSet rs = pstmt.executeQuery("Select NUMERO from CONTA");
D Statement stmt = con.createStatement(); ResultSet rs = stmt.executeUpdate("Select NUMERO from CONTA");
E ResultSet rs = con.executePrepatedStatement ("Select NUMERO from CONTA");