Which is a "Promissory Note"?
AI promise to pay B, Rs 500 and to deliver to him my black horse on 1st January next.
BI promise to pay B, Rs. 500 seven days after my marriage with C
CI acknowledge myself to indebted to B in Rs. 1000, to be paid on demand, for value received.
DI promise to pay B, Rs. 500 on D's death provided D leaves me enough to pay that sum.