Under a ____________________ Agreement Title in the Goods Passes to the Buyer

Under a ____________________ agreement title in the goods passes to the buyer when the _____________________ but under a _____________________ agreement title passes to the buyer when the __________________.

A) conditional sale,buyer opts to exercise the purchase,hire-purchase,final payment is made.
B) hire-purchase,seller opts to exercise the purchase,conditional sale,final payment is made.
C) chattel mortgage,mortgage is perfected,conditional sale,final payment is made.
D) hire-purchase,buyer opts to exercise the purchase,conditional sale,final payment is made.
E) none of these