Opportunity cost question

If Austria and Belgium have the following unit labour requirement for producing steel and brooms:

Austria - 3 units for labour for
1 ton of steel and 2 units of labour for 1 broom.
Belgium - 8 units of labour for producing 1 ton of steel and 1 unit of labour for
producing 1 broom. Then

(a) Belgium has a comparative advantage in brooms 
(b) Austria has a comparative advantage in steel.
(c) Austria has an absolute advantage in steel. 
(d) Belgium has an absolute advantage in brooms. 
(e) All the above are correct. 