X promises to deliver 200 kgs of apples to Y at 60 rupees per kg in three installments. He delivers the first two installments but fails to deliver the last one. Is Y obligated to pay him for the first two installments?
No. He is not obligated because X fails to deliever third installment.
Yes. Y is obligated to pay for first two installment.
Y ia obligated to pay for third installment also.
X is obligated to pay for damages.
Although X has not delivered the last installment of apples, Y is obliged to pay him for the first two installments of apples according to the principle of Quantum Meruit. Hence correct option is b.