Answer: Traditional economic systems
Explanation: In other words, traditional economic systems are the most basic and ancient type of economies. Large parts of the world still qualify as traditional economies, primarily rural areas of second- or third-world countries, where most economic activity revolves around farming and other traditional activities.
Mitochondria - Turning on the Powerhouse. Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell. The biochemical processes of the cell are known as cellular respiration. Hope I could help!
The answer is international trade. Globalization has brought a lot of benefits to many countries and one is the increase in international trade. It has led to increased flows of inward investment between countries. Also, increased trade leads to creation of more employment to countries that are involved.
Answer:
<em>The correct option is theories. </em>
Explanation:
A scientific theory is a detailed explanation of natural researches which are supported through evidence. Scientific theories can be changed if other evidence are made which support another theory. Hence, scientific theories can change. The concepts of plate tectonics and evolution change overtime whenever new pieces of evidence are discovered. Hence, they are scientific theories.
Other options such as hypotheses are not correct because a hypothesis is just a tentative statement which can either be proved to be correct or wrong. Observations are not made on evidences hence the option observations is also not correct.