They are the same. 1 Panamanian Balboa is equal in value to the US dollar. This changed throughout history but never too much. You can however still use regular US dollars to pay for things in Panama and the merchants won't bother you about it. This is because of historical events and colonization and freedom of panama and it's relations with the US.
Answer:
My familia y yo fuimos de vacaciones, pero "hacía" mucho calor.
My familia y yo fuimos de vacaciones, pero el tiempo "estaba"muy caluroso.
Explanation:
You can use any of thw options I wrote for you.
I'm mexican so I know this stuff.
Answer: Every proper sentence in Spanish must have a subject and a verb. There is also a proper place for subjects and verbs in a sentence. Begin a sentence with the subject (the person, place, or thing you're talking about). Follow that with the verb, and then the rest of the sentence (where, how, etc).
Answer:
c. it began as the palace library of Prince Philip V.