How are rock and minerals useful for the construcation of house​

Which two essential elements of geography are missing from the image above? a. “location” and “region” b. “movement” and “places” c. “humans and the environment” and “movement” d. “places and regions” and “human systems”

Which event had the greatest impact on culture of south america

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?