Final answer:
Factors such as payment methods, reliability, security, and regulations create challenges for exporters in the global market.
Step-by-step explanation:
The factors mentioned in the question create challenges for b) Exporters in the global market. Exporters face difficulties in dealing with differences in payment methods, as well as the need for improved reliability and security in the mail, telephone, and internet systems. Additionally, government regulations can pose challenges for exporters as they navigate international trade.