The correct answer is concrete operational stage. This stage
is considered to be the third stage among the piaget’s theory of cognitive
development by which this period spans the time in terms of the middle
childhood and is being characterized through the development of the logical
thought.
That carries oxygen. Red blood cells also remove carbon dioxide from your body, transporting it to the lungs for you to exhale. Red blood cells are made inside your bones, in the bone marrow. They typically live for about 120 days, and then they die.
Answer:
<em>The invisible hand concept</em>
Explanation:
The invisible hand concept is a metaphor which describes the actions of a person who performs certain tasks for his own benefit but his actions also lead to being a help for the public or a society.
In the scenario, mentioned in the question, Sergio wanted to earn a nice amount of profit for himself by setting up a consulting business. In his effort to do this, he benefited the society by helping them with their computer problems. Hence, this is an example of invisible hand concept.
Roman Law Into Single volume