The graph shows the percentage changes in the investment rate and the gross domestic product (GDP) between 2008 and 2012.

A graph titled Percentage changes in investment rate and G D P has year on the x-axis, from 2008 to 2012, and percentage changed on the y-axis from negative 20 to positive 10 percent, in increments of 5. Both the lines representing investment rate and G D P follow the same trend.

The graph demonstrates that changes in investment

can show if the economy is growing or shrinking.
occur only when the economy is shrinking.
occur only when the economy is growing.
have no relation to changes to the GDP.

GDP is an acronym for Gross Domestic Products and it can be defined as a measure of the total market value of all finished products (goods) and services that are manufactured or made within a country during a specific period of time.

This ultimately implies that, Gross Domestic Products (GDP) is a measure of the total income of all the individuals living in an economy and the total expenses incurred on the economy's output of products (goods) and services in a particular country.

In conclusion, a graph was used to graphically illustrate or show when the economy is either growing or shrinking between 2008 and 2012.

Read more on GDP here: https://brainly.com/question/1383956