Defective Contracts (Philippines)

A contract entered into by an incapacitated person is:

A written contract of sale of a computer worth P20,000.00 between S (seller), a minor, and B (buyer), an insane person. The computer has not been delivered and the price has not been paid.

Aside from fraud and undue influence, the following are vices of consent, EXCEPT:

A written contract of sale of a lot between S (seller) and B (buyer) for P50,000.00. The lot is the only property of S who sold it to defraud C, his creditor. B was aware of the fraudulent intent of S in selling the lot to him.

Contracts entered into in a state of drunkenness or during hypnotic spell are:

A written contract of sale of a lot between S (seller) and B (buyer) for P50,000.00. The lot is the only property of S who sold it to defraud C, his creditor. B was not aware of the fraudulent intent of S in selling the lot to him.

A contract entered into by an insane person during a lucid interval is:

A written contract of sale entered into between S (seller) and B (buyer). The object of the sale is the right lung of S. B has paid the price amounting to P200,000.00.