How did cows impact the labor practices from 1450-1750? In other words, what type of free or unfree labor was used to produce
or harvest this item?

Cows saves money of the master.

Explanation:

Cows has a great impact the labor practices from 1450-1750 because people used cows for tillage practices instead of labour in order to save their money. free labour refers to the slave people who work free for their master while the unfree labour refers to the labour which works on wages. In this period, free labour was used by the people for cultivation and harvesting of crops.

hello there!

the graphics that you have attached within the question, indicates that few people in bolivia work in industry according to its labor force.

however, the graphic that is on the right side of the picture shows the gdp sector in bolivia. this gross domestic product is a macroeconomic magnitude   that shows the monetary value of all finished goods and services within a country's borders in a specific time period. in this case, the graphic is showing the monetary value in each sector -agriculture, industry and services- of bolivia in 2012.

so, although the first graphic located at the left side indicates that not so many people work in industry, this is the second most important sector according to the gdp metrics because of the monetary value that impacts on its country. it does not need to be the most valuable one. if it makes an impact on the country's economy, it will be definitely crucial to it.