The correct answer is (a) China.
China is the second largest economy in the world, with a GDP of $14.72 trillion in 2020. The United States is the largest economy, with a GDP of $20.94 trillion in 2020. Germany is the third largest economy, with a GDP of $4.22 trillion in 2020. Japan is the fourth largest economy, with a GDP of $5.06 trillion in 2020. The United Kingdom is the fifth largest economy, with a GDP of $2.72 trillion in 2020.
China’s economy has been growing rapidly in recent years. In 2000, China’s GDP was only $1.2 trillion. By 2010, it had grown to $5.8 trillion. And by 2020, it had grown to $14.72 trillion. This rapid growth has made China the second largest economy in the world.
China’s economy is based on manufacturing and exports. The country is the world’s largest manufacturer of goods, and it exports goods to all over the world. China’s economy is also growing rapidly in the services sector. The country is becoming a major center for finance, tourism, and other services.
China’s economy is facing some challenges. The country is facing an aging population, and it is struggling to deal with pollution and environmental degradation. However, China’s economy is still growing rapidly, and it is expected to continue to grow in the future.