Which term best describes an area that performs services integral to the world economy?

Uruk
An urban hierarchy
A global city
A central place

A global city

The term that best describes an area that performs services integral to the world economy is "A global city." Global cities are major financial and economic centers that have a significant impact on the global economy. They serve as important hubs for finance, commerce, technology, and cultural exchange, attracting both business investments and skilled professionals from around the world. Examples of global cities include New York City, London, Tokyo, and Singapore.

To determine which term best describes an area that performs services integral to the world economy, let's break down each of the options and find the most suitable one:

1. Uruk: Uruk was an ancient city in Mesopotamia and is not relevant to describing a modern area that performs services integral to the world economy.

2. An urban hierarchy: An urban hierarchy refers to a ranking of cities based on their population size, economic importance, and services provided. While an urban hierarchy may include cities that perform services integral to the world economy, it is a broader term that doesn't specifically indicate global significance.

3. A global city: A global city is a term often used to describe cities that have a significant impact on the global economy, culture, and politics. Global cities typically act as major centers for finance, trade, transportation, and communication. Examples of global cities include New York, London, and Tokyo. Given the description, a global city seems to be the most suitable term to describe an area that performs services integral to the world economy.

4. A central place: A central place is a term used in geography and urban planning to refer to a settlement that provides goods and services to a surrounding region. While central places can be important within their local or regional context, they do not necessarily indicate global significance.

Therefore, the term that best describes an area that performs services integral to the world economy is a global city.