(a) X appoints Y as his agent to sell his products in
(b) A granted B the exclusive right to sell his brand of Maong pants in Isabela, the price for his merchandise payable within 60 days from delivery, and promising B a commission of 20% on all sales. After the delivery of the merchandise to B but before he could sell any of them, B's store in Isabela was completely burned without his fault, together with all of A's pants. Must B pay A for his lost pants? Why? (5%)