Answer:
B. the ability to add nuts and berries to their diet when meat was in short supply, and D. and the ability to migrate.
Explanation:
The correct answer for the question that is being presented above is this one: "Interactions between humans and the environment." A historian is awarded a grant to study the effects of industrial air pollution on sugarcane farms in Brazil. His research will focus on <span>Interactions between humans and the environment</span>
A monarchy<span> is a country that is ruled by a </span>monarch<span>, and </span>monarchy<span> is this system or form of government. A </span>monarch<span>, like a king or queen, rules a kingdom or empire. In a constitutional </span>monarchy<span>, the </span>monarch's<span> power is limited by a constitution. But in an absolute </span>monarchy<span>, the </span>monarch<span> has unlimited power.
Hope this helps! :)</span>
