Grammar Exercise A.1

Identify the best noun form that goes with the article:

1. ὁ
   a. κλῆρος
   b. κλῆρον
   c. κλήρου
   
2. τὸν
   a. πόνον
   b. πόνῳ
   c. πόνος
   
3. ὁ
   a. ἀγρόν
   b. ἀγρῷ
   c. ἀγρός