I think the answer is 3 or 2 i
The first statement describes the environmental factor that affected the skipper butterflies.
When the birds became involved in the skipper butterflies ecosystem, they became a biotic environmental factor. The other answer choices are not environmental factors, but they are adaptations and examples of survival of the fittest.
Hope this helps! Good luck! :)
The three options one may take in case an internal device fails include
1. return the machine to the service center for repair. the manufacturer of the computer have better knowledge about their devices and can fix problem without any difficulties.
2. the other option is one can substitute a functioning external component for faulty internal component.
3. third, one can replace faulty component.
<span>Squealer reads the data to prove to them that there is really more food than before. They say that everything is better and the production of food has increased by 200%, 300% or 500%. The animals believed him, especially they could no longer remember the conditions before the Rebellion.<span>
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Polymerase chain reaction