Answer:
1 hour of history and 1 hour of economics
Explanation:
If Jenny studies economics only, she will have 10 points in the first hour and 5 points in the second hour, totaling 15 points. If Jenny studies history only, she will have 15 points in the first class and 5 points in the second class, totaling 20 points. To maximize her score, Jenny should study one hour of economics, which will earn her 10 points and one hour of history, which will earn her 15 points, totaling 25 points in two hours.
One of the main nations envolved is the United States
Answer:
map of populous North America showing physical, political and population characteristics as per 2018. North America is a continent entirely within the Northern Hemisphere and almost all within the ... Owing to Europe's colonization of the Americas, most North Americans speak European languages such as English
Explanation:
Answer:
a negative reinforcement trap
Explanation:
A negative reinforcement trap occurs when a parent asks the child rondo something and instead of doing that thing or fulfilling the request of the parent, the child goes ahead to negotiate his way out of doing that thing. This gives birth to negative reinforcement trap as shown in the example above whereby the child keeps looking for a way to negotiate himself out of each request by the parent such as the whining by the child here so that his mum let's him watch TV and the increase in frequency