Johannesburg, located in South Africa is a famous gold mining region. It is also known as The City of Gold and is the largest city in South Africa. Magnitogorsk is an industrial city in Russia, located on the Eastern side of Ural mountains. It is a famous iron and steel industrial region. Detroit is the largest and most populous city in the United States Michigan. It is known for its automobile manufacturing industry. Bermingham is the second largest metropolitan area in United Kingdom. It is also known as the first industrial town of the world. It is famous for cotton textiles and automobile, manufacturing industry. Hence, option (d) is not correctly matched.