I think the Answer is truly B.
Answer:
c and b
Explanation:
cause I believe that because of the populations and polutions that is cause of humans we are now lack of protective shield and green gases within our atmosphere
Answer:
a life event happens when some benefits are lost to gain other benefits
Protist<span> manufacture their own energy by photosynthesis (using sunlight)</span>
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it would be kind of an advantage as they breathe air and just stay on land and to get food it can go into the water
