B. Japan rapidly developed an industrial economy
The correct answer is: 3 trillion dollars
The enslaved people in Sparta were called Helots.
They were actually the majority of the people in the land dominated by Sparta, according to Herodotus, as many as seven times more than the Spartans.
They worked primarily in agriculture.
The Helots were regularly killed by the Spartans.
De Vaca had understood that to survive in the land he needed to assimilate.
Explanation:
Álvar Núñez Cabeza de Vaca was one of the first Spanish explores on the shores of Americas and one of the only our survivors from the Narváez expedition of 1527.
He was able to survive because he learnt to assimilate with the American natives.
He became a faith healer and earned the trust of the people of the lands and was able too hold out until he was able to get back to the Spanish in Mexico in 1536.