The best answer for this question would be:
detailed hieroglyphic writing system
The Mayans had exceptional writings that recorded what they
did throughout history. They made these writings in order to keep track of the
political rulers and the culture that they were establishing.
Answer:
A, They mapped the land and reached the Pacific Ocean, helping the US set claim.
Add-on:
I hope this helped at all. I'm sorry if its incorrect.
A. expanding the copra trade.
Answer: Frontal precipitation
Explanation: Cyclonic or Frontal precipitation results when the leading edge of a warm, moist air mass (warm front) meets a cool and dry air mass (cold front). ... As it rises, the warm air cools, the water vapour in the air condenses, and clouds and precipitation result.
Brainliest Please!