Which european country sent the explorers who first made contact with latin america?

Spain.

Explanation:

Spain was the first country to send explorers to South America. And this was during Christopher Columbus' travels around the world. Spain started this with America, and moved on to the Caribbean and with time they spread their tentacles to South America. During this time, a lot of Spaniards trooped into America sorting for wealth and status.

the correct answer is amazon river

answer conditional instability;