Answer:
a longitudinal design
Explanation:
The survey being filled by the customers are used to gain a better understanding of how the customer is feeling about the new car and how does this change over time. With the help of this knowledge the car manufacturer can incorporate changes in the future.
This type of survey is called a longitudinal study i.e., observations taken over a period of time.
The main reason why United States has a trade deficit with China is because China's trade practices are unfair.
Answer: Option A
<u>Explanation:</u>
A normative statement is a statement that is judgmental in nature and does not state facts. The statement states opinions and are subjective in nature. These statements are not objective and not necessarily always true.
Normative statements may also be biased and may express the views of the writer and not the right facts. The statement given above states an opinion and is subjective and therefore is a normative statement.
The third answer is correct (C).
The development of humanity as we see it today was only possible to the advances in the development of agriculture. Formerly the conditions of nutrition were precarious and prevented the formation of developed cities, the life was completely feudal.
As agricultural technologies developed, land productivity increased, generating a surplus that could feed more and more people, allowing population growth.