Yahaya bought a piece of furniture on a credit sale agreement from Ahmed and resold it to Ali before all installments were made .The court upheld that Ahmed could not recover possession of the items from Ali. The reason for the judgement was because

• A.ownership was transfered on completeion of installment
• B.ownership was transfered on delivery
• C.Yahaya could not pass title to a third party
• D.Ali was still indebted to Yahaya
• E.