Winton Ltd Grants 100 Options to Each of Its 50

Multiple Choice

Winton Ltd grants 100 options to each of its 50 employees on 1 July 2009.Each grant is conditional on the employee working for the company for 3 years.The fair value of each option at grant date is $15. The following information is available:
$$\begin{array} { | l | l | l | } \hline \text { Year ending 30 June } & \begin{array} { l } \text { Estimate of departures before the } \\\text { option vests }\end{array} & \begin{array} { l } \text { Fair value of option at end of } \\\text { period }\end{array} \\\hline 2010 & 10 & \$ 14 \\\hline 2011 & 12 & \$ 18 \\\hline 2012 & 14 \text { (actual) } & \$ 20 \\\hline\end{array}$$
What is the employee benefits expense of Winton Ltd related to this share option for the year ended 30 June 2010,2011 and 2012 respectively?

A) $18 667; 26 933; 26 400
B) $20 000; 20 000; 20 000
C) $20 000, $18 000; $16,000
D) $26 667; $24 000; $21 333