Match each action with the type of consumer influence it represents

a. buying presents for your friends' birthdays. cultural.

b. buying an ipod because everyone has one. trend.

c. buying a used car to save money. price

Well, I believe you got all of them right.
A. buying presents for your friend's birthdays is a cultural thing, because it is something that's been done for a long time and is part of human culture
B. buying an iPod because everyone has one is an example of a trend, because it is something popular that everyone does
C. buying a used car to save money has to do with prices and buying something that is still good, but for less money

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.