Zach Sports Ltd has 1,000 shares of $5.50, cumulative preferred shares and 10,000 common shares issued and outstanding. In the previous year (which was the first year of operations), the company paid total dividends of $1,000. The amount that must be paid to the preferred shareholders in the current year before any dividend is paid to common shareholders is

a	$10000
b	$1000
c	$3500
d	$4500