B. second largest
explanation:
Asia is the largest in the world
Oxygen causes the chemical weathering of a rock containing iron to become soft and crumbly and reddish brown in color.
<h3>What is the role of oxygen in rock weathering?</h3>
Oxygen is said to be a very reactive element and this often makes it reacts with rocks and this often leads to rust formation and others.
Therefore, Oxygen causes the chemical weathering of a rock containing iron to become soft and crumbly and reddish brown in color.
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Answer:
The Positives of living near a floodplain is that you have access towater to feed the crops
Explanation:
This is a positive impact as you would be able to get the crops somw ater for it grow and gain some money out of what you sell.
