Exhibit 19-5

question 7

Multiple Choice

Exhibit 19-5.Firms A,B,and C operate in the market for computers.Each firm's product is popular in the market and distinct from what the other firms offer.The following table shows the prices of laptops from 2005 through 2007. Refer to Exhibit 19-5.If 2005 is used as the base year,which of the following statements about the prices of these laptops is true?

• A)The prices increased by about 4.8% between 2006 and 2007.
• B)The prices were about 8.17% lower in 2007 than in 2005.
• C)The prices increased by about 3.36% from 2005 to 2006.
• D)The increase in the price of firm C's laptop outweighed the fall in the prices of the others so that the overall index for 2006 was greater than 100.

---

Definitions:

Uncompressed Format

A file format that stores data in its original size without any loss due to compression, often resulting in larger file sizes but higher quality.

MP3 Format

A digital audio coding format used to compress and store audio files with minimal loss of quality.

Bloatware

Software that uses excessive amounts of disk space or processing power, often pre-installed on a device and not essential to its function.

Unwanted Software

Programs that are installed on a system without the user's consent, often leading to negative performance impacts or security risks.