F7 IAS 20

Hi sir , please help . A manufacturing entity received a grant of $1m when it creates 50 jobs. $0.5m is payable when the figure is reached with the remaining $0.5m payable at the end of 4 years should the 50 jobs still be in existence. There is reasonable assurance that the employments levels will be maintained when reached. What's the deferred incom balance at the end of the second year. A. $nil B. $0.25m C. $0.50m D. $0.75m