A specie must adapt to its environment in order for it to live longer
Use digital resources well: Schools can use digital resources in a variety of ways to support teaching and learning. Electronic grade books, digital portfolios, learning games, and real-time feedback on teacher and student performance, are a few ways that technology can be utilized to power learning.
I think it’s B market economy. He makes goods for consumers needs.
The answer is A. There is a metaphor and a simile. I hope that this helps. =)