That's probably a landlocked country. They have little or no access to trade by ship, and air cargo is always the most expensive.
Landlocked countries are most dependent on ground transportation networks for international trade because they lack direct access to oceans. They rely heavily on roads and railways to connect to neighboring countries with ports. The need for efficient ground transport is critical for their economic competitiveness in global markets.
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Jawaban:1. You should study more about math, increasing your studying for the upcoming exam/test2. take a break, you can lie down/sleep or meditate/spend time alone 3. learn more in your free time, you don't have to learn from books, you can learn from games and foreign vlog videos that speak English. 4. of course do your homework? at night or on your free time5. honestly I'd back down— but if you're really excited for this school competition, maybe you can gather your courage first and tell yourself that everything's gonna be okay6. be friendly and kind to people, and make yourself interesting ig, ask about what they like and what they don't like and some stuff like that so y'all can be friends and to know each other 7. staying up less. STAYING UP LESS. sleep before 10 pm, and set an alarm in the morning to help wake you up8. re-learn, re-read, and try to understand it, ask someone to teach you too if they're understand 9. service it? or if you have enough money to buy one, whg not 10. yes! if you don't really understand or confused about the homework, just ask your teacher and the teacher hopefully will help you through your homework