Answer:
<h3>According to the Centers for Disease Control and Prevention (CDC), pets “increase opportunities for exercise and outdoor activities, [contribute to] better cognitive function in older adults, and [provide] more opportunities to socialize." Having a pet is also linked to health benefits such as decreased blood pressure, .</h3>
Reduce the amount of carbon, fossil fuels and methane in the atmosphere.
The answer is mitochondria
B, C, D, B
I hope these are right, hope this helped.
