Kalu voluntarily repaired a commercial delivery van belonging to Emeka without any prior request or agreement. Two weeks after the repairs were completed, Emeka expressed gratitude and promised in writing to pay Kalu ₦150,000 for the work done. Emeka subsequently refused to pay. Can Kalu enforce this promise under the Nigerian law of contract?
AYes, because the promise was made in writing
BYes, because Kalu conferred a substantial financial benefit on Emeka
CNo, because Kalu's work constitutes past consideration, which is generally invalidCORRECT
DNo, because contracts involving motor vehicle repairs must be executed under seal