How did the practice of legalism improve life for chinese people? by promoting travel abroad for elite citizens by farmers grow new types of crops by increasing food production for all citizens by improving transportation for urban citizens

The answer is by helping farmers grow new types of crops

Legalism was created by Shang Yang. Hired by Duke Xiao of Qin, he was commissioned to make Qin a strong and developed state. Shang Yang has made many reforms in the state, one of the main ones being the idea of ​​advancing graduations, taking away the status of the aristocracy and its advantages, making both aristocrats and the people legally equal. Such reform has greatly contributed to the realization of a centralized system. Thus, the state of Qin became the first state in the world to have a central government.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; limbic system;