Answer:
C
Spain couldn't protect its borders
I would say Capital Goods and Government Companies! Forgive me if I am wrong.
Answer:
The Alps.
Explanation:
Hannibal crossed the Alps when he marched to Rome in the Second Punic War. He caught the Romans off guard.
Answer:
if you have a credit card, or your guardian has a credit guard you are involved in economics - if you pay interest or something, or your guardian does, you are contributing to economics - if you have ever donated any amount of money to any sort of charity then you are contributing to economics - if you or a guardian has written or received a check, they are involved in economics
The ancient Romans used their engineering skills to build aqueducts, bridges, roads, domed structures, the hypocaust heating system and any other building projects they undertook.
Hope this helps!