Followers of Theravada Buddhism believe that A) the Buddha is a God
B) the Eightfold Path can bring an end to personal suffering
C) bodhisattvas delay entering nirvana to help others on Earth
D)a person can be transformed through moral conduct and meditation

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?