The answer to this question is b heart function
<h2>
Answer:</h2>
1: Bhopal Gas Tragedy, India
2: Deep Water Horizon Oil Spill, Gulf of Mexico
3: Chernobyl Meltdown, Ukraine
4: Fucushima Meltdown, Japan
5: Global Warming, The Third Planet from the Sun
<h3>
Explanation: on number 4 it is a "k" instead of a c it just didnt let me answer it like that.</h3>
<span>Physical activity lowers the risk of depression and cognitive decline in adults.
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