Question

1. which is the correct chronological order for these events?

• the neolithic revolution begins
• homo sapiens make their first appearance in history
• groups of people make tools out of stone
• civilizations emerge in the river valleys

• homo sapiens make their first appearance in history
• groups of people make tools out of stone
• the neolithic revolution begins
• civilizations emerge in the river valleys

• groups of people make tools out of stone
• homo sapiens make their first appearance in history
• civilizations emerge in the river valleys
• the neolithic revolution begins

unanswered

Explanation:

To determine the correct chronological order, we analyze the timeline of human history:

1. Homo Sapiens make their first appearance - This occurred around 300,000 years ago, marking the emergence of our species.
2. Groups of people make tools out of stone - The Stone Age (with stone tool use) began after Homo Sapiens appeared, as early humans started crafting stone tools for survival.
3. The Neolithic Revolution begins - This was a later development (around 10,000 BCE) when humans transitioned to agriculture and settled life.
4. Civilizations emerge in the river valleys - River valley civilizations (like Mesopotamia, Egypt) emerged after the Neolithic Revolution, as settled agricultural societies grew complex enough to form civilizations.

The second option follows this timeline: Homo Sapiens appear → stone tool use → Neolithic Revolution → river valley civilizations.

Answer:

B. Homo Sapiens make their first appearance in history; Groups of people make tools out of stone; The Neolithic Revolution begins; Civilizations emerge in the river valleys (assuming the second option is labeled as B, as per typical multiple - choice formatting where the second option is the correct one here)