Which of the following is not a means of payment in foreign trade?

A specially crossed cheque is not a means of payment in foreign trade. A specially crossed cheque is a cheque that has two diagonal lines drawn on its upper left-hand corner. This type of cheque can only be deposited into a bank account of the named payee and cannot be cashed over the counter. In foreign trade, payment is usually made through telegraphic money orders, letters of credit, or debit transfers, as they are more secure and efficient. Therefore, the correct answer is Specially crossed cheque.