Coastal countries have taken advantage of good ports and to try to build their economies.

a.) agricultural products
b.) traditional economic practices
c.) stable governments
d.) new transportation

The answer is letter A. Coastal countries have taken advantage of good ports and agricultural products to try to build their economies.

Coastal countries use their ports to export agricultural goods to other countries, further increasing their economy.

Thank you for posting your question. I hope you found what you were after. Please feel free to ask me more.