When citizens of a country are unemployed, their families lose salaries: the country would also lose its contribution to the economy. Unemployed citizens would not have any purchasing power to buy goods and services that will also affect the economy.
Answer: Ingratiation
Explanation: Ingratiation is the psychological method for gaining the help and favor from someone by influencing them through their like-able behavior .It can help to attain the target's favor by being strategically influential.
Other options are incorrect because inspirational appeal is used for inspiring the other individuals. Legitimization is used handling situations by the means of law and rational persuasion is for effecting the decision of someone through facts.
The advantage of an assembly line is that he has to think less aout what needs to be done as it automates the whole process, a disadvantage of the assembly line is that the required output is much higher than it was required of workers in previous periods.