Which of the following inventions farmers prevented cattle from being driven through their rail fencingbarbed wire

D. barbed wire

Explanation:

During the traditional period, farmers had to fence their farms to protect their crops from livestock. However, as time went by, ranches were built and replaced the traditional fences. The ranches, therefore, utilized the barbed wire and kept livestock away from the farms.

The common ranches included the XIT and Frying Pan that was served to demonstrate the benefits of the cowmen. Moreover, because of this, produced the harbingers of the new frontier. Therefore, fencing was one of the best methods of keeping livestock away from the farm.

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.

i think that it would be tenth of the first