Please choose the appropriate payment method when you are the exporter for the following cases: 1.Sell a bale of fabric worth $5,000 to a customer with a sales relationship of more than 5 years. Payment upon delivery. 2.Sell a batch of yarn worth 15,000EUR to a customer in a politically volatile island country. Payment immediately. 3.Sold a scarce material for 30,000GBP to a UK customer. Payment with a trust account opened at the bank of the seller's country. 4.Selling a shipment of clothing and apparel valued at USD 1,000.00 with a term of 1 year. The contract accounts for 25% of the company's export turnover. Goods are delivered in 4 installments in the month of 2, 4, 6, 8. Payment upfront. 5.Selling a rice lots worth USD 4,245,000 paid by L/C at ti of purchase to a new customer. Parties suggest 5% deposit before delivery and before opening L/C to prevent complications. 6. Selling petrol and oil to customers in Myanmar with a contract value of USD 4,123,000. Petro and oil is imported from Singapore with a value of USD 4,045,000 7. Sell clothes to a customer in Ukraine for $1,230.00 and buy back their equipment for $1,623,000. 8. Sold to a subsidiary company in the Netherlands beer production materials for 789,234EUR. Deferred payment 60 days from the date of delivery. 9. Sold a regular customer in Hong Kong a shipment of frozen shrimp valued at HKD76,459. Payment by bill of exchange with documentary at sight. 10.Selling a batch of sliced cassava worth USD 35,000 to a repeat customer. The contract accounts for 0.4% of the company's export turnover. Payment is by a bill of exchange sent to the bank with documents attached. Claim with a payment term of 90 days from the date of delivery