State whether the following statements are "TRUE" or "FALSE"; & giveREASON for your answer. (E.g.True because....).

(13) In the event that a buyer receives a shipment of seriously defective goods, under the C156, the buyer must notify the seller of the defects within a reasonable time. (2 marks) (14) The principle of choice of laws states that UNCITRAL shall determine which country's law will apply in a particular situation. (2 marks) (15) A force majeure clause serves as a general excuse for non-performance of a sales contract in all situations. (2 marks