Early settlers to California were looking for gold is an example of which of the Five Themes?

d. human environment interaction.

Explanation:

Early settlers to California were looking for gold is an example of human environment interaction because people settles in an environment where resources are present in sufficient amount. People comes to settle in California because gold is present in large amount and we know that gold is very valuable material that is very important for the improvement of economy of a country as well as its people.

answerpeople organize large projects such as levee-building;