Trading between the United States and Canada has been problematic at times due to concern over

(1 point)
Responses

Canada’s demand to reduce the amount of oil traded to the U.S. because of a shortage in supply.
Canada’s demand to reduce the amount of oil traded to the U.S. because of a shortage in supply.

the contamination of Canadian beef exports due to mad cow disease.
the contamination of Canadian beef exports due to mad cow disease.

the contamination of American vegetables due to the overuse of pesticides.
the contamination of American vegetables due to the overuse of pesticides.

the shortage of agricultural products that can be traded due to dry and flood conditions.
the shortage of agricultural products that can be traded due to dry and flood conditions.

The contamination of Canadian beef exports due to mad cow disease.

The correct answer is:

the contamination of Canadian beef exports due to mad cow disease.

The correct answer out of the provided options is:

the contamination of Canadian beef exports due to mad cow disease.

To understand why trading between the United States and Canada has been problematic at times due to concern over the contamination of Canadian beef exports, it is important to have some background knowledge on mad cow disease.

Mad cow disease, also known as bovine spongiform encephalopathy (BSE), is a transmissible neurodegenerative disease that affects cattle. It is caused by abnormal proteins called prions. When cattle consume feed contaminated with infected animal by-products, they can develop mad cow disease.

In the early 2000s, cases of mad cow disease were discovered in Canadian cattle herds. This led to concerns about the safety of Canadian beef exports, as mad cow disease can potentially be transmitted to humans through consumption of contaminated beef.

The United States, like many other countries, imposed restrictions and regulations on the importation of Canadian beef to prevent the spread of mad cow disease. These measures included bans or limitations on the import of Canadian beef and increased testing requirements.

As a result, trading between the United States and Canada was impacted, specifically in relation to the beef industry. The concern over the contamination of Canadian beef exports due to mad cow disease caused disruptions and obstacles in trade, as both countries had to navigate and negotiate new regulations and protocols to ensure the safety of imported beef.

Therefore, given the information provided, the concern over the contamination of Canadian beef exports due to mad cow disease is the correct answer to why trading between the United States and Canada has been problematic.