The Proliferation of a Number of Different Hominin Species After

question 74

Multiple Choice

The proliferation of a number of different hominin species after 3 million years ago may be a result of:

• A) ape extinction and the resulting creation of new niches
• B) general cooling of the planet and resulting expansion of the savannas
• C) the Pleistocene
• D) expansion of the forests after their low at the end of the Miocene

---

Definitions:

Trade Barriers

Measures implemented by governments to restrict or discourage international trade, such as tariffs, quotas, and embargoes.

Economic Growth

An increase in the production of goods and services in an economy over a period of time, indicative of a thriving economic condition.

Euro

The official currency of the Eurozone, which is used by many of the member states of the European Union.

Common Currency

A currency that is used by several countries, facilitating easier trade and economic stability within those regions; the Euro is a well-known example.