Answer:
Packaging that changes color if the product inside is expired.
A water-filtering straw.
A pancake printer.
A mat with a built-in alarm clock.
A pendant that turns speech into text.
A toothbrush that cleans your teeth by itself.
"Smart" glasses.
A glass that turns water into wine.
Answer:
The answer is option A "performing a play in a theater"
Explanation:
Erving Goffman is a sociologist who was born in Canada and he believes and teaches the importance and need of social interaction or every day behavior as human beings. According to Erving Goffman, he believes when we understand the need for social interaction, one of its benefit is that it helps us to know ourselves better as human beings.
Performing a play in a theater can be likened to social interaction is also Erving Goffman concept.
Canada has the smallest population compared to the size of the country
The correct answer is: "Purchasing Power Parity"
The theory of the Purchasing Power Parity is used to compare the cost of life and living standards between two countries that use two different currencies. This is done by comparing two curriencies through a basket of goods, by comparing their market prices and, therefore, how they are valued under each currency. This enables to conclude how much of each currency you need to purchase an specific product (a bike) and hence, the purchasing power of consumers who hold that currency.
