It was very good I lead them army of students at a football team
What you described is called an executive order. The president can do this whenever he wants and if it's unconstitutional then the congress and the judiciary system, more specific the Supreme Court, can overthrow this and ban the executive order because it's considered to be unconstitutional or harmful. The president can use this for almost anything.
Answer: 
GDP contribution is $6.
Explanation: GDP refers to the market value of final goods and services produced withing the national territory of a country.
Using the value added method, we can calculate GDP by summing up the value added at each level of production.


Or
Using the expenditure approach, GDP is the market value of the final good sold to the customer.
GDP = Cost of bread to the engineer = $6
Answer:
Neuronal Signal Propagation
Explanation:
Signal propagation is the movement of signals between neurons. The process of sending these signals takes place in two steps: along the cell ( action potential) and between cells (neurotransmitters).