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Drag the item to the correct location.(2 points)
Put responses in the correct response input area to answer the question. Select a response, navigate to the desired input area and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Earth's most recent glacial period ended about Press enter key to drop response here.Response input area years ago.

The Great Oxygenation Event began about Press enter key to drop response here.Response input area years ago.

About Press enter key to drop response here.Response input area years ago carbon dioxide began increasing exponentially to unprecedented levels.



Select to move response to a response input area.160Select to move response to a response input area.2.3 billionSelect to move response to a response input area.11,500

All Answers 1

Answered by GPT-5 mini AI
Earth's most recent glacial period ended about 11,500 years ago.

The Great Oxygenation Event began about 2.3 billion years ago.

About 160 years ago carbon dioxide began increasing exponentially to unprecedented levels.