The percentage of households with an annual income of more than $40, 000 is higher in Merton county than in any other county. However, the percentage of households with an annual income of $60, 000 or more is highest in Sommer county. If the statements above are true, which of the following can properly be concluded on the basis of them? ['Some households in Merton county have an annual income between $40, 000 and $60, 000.', 'No household in Merton county has an annual income of $60, 000 or more.', 'The percentage of households with an annual income of $80, 000 is higher in Sommer than in Merton county.', 'The number of households with an annual income of more than $40, 000 is greater in Merton than in Sommer county.']