Respuesta :
Answer:
- The quality and design of calculators improved dramatically from 2017 to 2019.
- A new, safe method of memory enhancement became available for purchase.
- As the price of textbooks increased, more and more students turned to the used-book market or chose not to buy textbooks at all, instead of using the copies on reserve in the library.
Explanation:
Remember, regarding the prices for the textbooks the factors of demand applies that is why when prices increase, it might result in an overstating; which means inflation in the cost of going to college.
Also, just as improvements in the memory of calculators involves additional expenses, it results in inflation. Overall, all these circumstances can result in such inflation.
The true statements are
The quality and design of calculators improved dramatically from 2017 to 2019.
A new, safe method of memory enhancement became available for purchase.
As the price of textbooks increased, more and more students turned to the used-book market or chose not to buy textbooks at all, instead of using the copies on reserve in the library.
Price index:
In the given situation, the statement that need to be considered is that when the design and quality of calculated improved, the new & safe method should be available, and in the case when the price of the textbook rises so more students used book market rather reserving libraries book.
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